SCSI: convert struct class_device to struct device

It's big, but there doesn't seem to be a way to split it up smaller...

Signed-off-by: Tony Jones <tonyj@suse.de>
Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Cc: Roland Dreier <rolandd@cisco.com>
Cc: Sean Hefty <sean.hefty@intel.com>
Cc: Hal Rosenstock <hal.rosenstock@gmail.com>
Cc: James Bottomley <James.Bottomley@HansenPartnership.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

42 files changed, 1701 insertions, 1449 deletions

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 739ba3f222e8..986e3324e302 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -273,8 +273,8 @@ static int ahci_pci_device_suspend(struct pci_dev *pdev, pm_message_t mesg);
 static int ahci_pci_device_resume(struct pci_dev *pdev);
 #endif
 
-static struct class_device_attribute *ahci_shost_attrs[] = {
-	&class_device_attr_link_power_management_policy,
+static struct device_attribute *ahci_shost_attrs[] = {
+	&dev_attr_link_power_management_policy,
 	NULL
 };
 
diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index f3c69a8c1103..a34f32442edf 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -131,10 +131,11 @@ static const char *ata_scsi_lpm_get(enum link_pm policy)
 	return NULL;
 }
 
-static ssize_t ata_scsi_lpm_put(struct class_device *class_dev,
-	const char *buf, size_t count)
+static ssize_t ata_scsi_lpm_put(struct device *dev,
+				struct device_attribute *attr,
+				const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ata_port *ap = ata_shost_to_port(shost);
 	enum link_pm policy = 0;
 	int i;
@@ -162,9 +163,9 @@ static ssize_t ata_scsi_lpm_put(struct class_device *class_dev,
 }
 
 static ssize_t
-ata_scsi_lpm_show(struct class_device *class_dev, char *buf)
+ata_scsi_lpm_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ata_port *ap = ata_shost_to_port(shost);
 	const char *policy =
 		ata_scsi_lpm_get(ap->pm_policy);
@@ -174,9 +175,9 @@ ata_scsi_lpm_show(struct class_device *class_dev, char *buf)
 
 	return snprintf(buf, 23, "%s\n", policy);
 }
-CLASS_DEVICE_ATTR(link_power_management_policy, S_IRUGO | S_IWUSR,
+DEVICE_ATTR(link_power_management_policy, S_IRUGO | S_IWUSR,
 		ata_scsi_lpm_show, ata_scsi_lpm_put);
-EXPORT_SYMBOL_GPL(class_device_attr_link_power_management_policy);
+EXPORT_SYMBOL_GPL(dev_attr_link_power_management_policy);
 
 static void ata_scsi_invalid_field(struct scsi_cmnd *cmd,
 				   void (*done)(struct scsi_cmnd *))
diff --git a/drivers/base/attribute_container.c b/drivers/base/attribute_container.c
index 3b43e8a9f87e..f57652db0a2a 100644
--- a/drivers/base/attribute_container.c
+++ b/drivers/base/attribute_container.c
@@ -27,21 +27,21 @@
 struct internal_container {
 	struct klist_node node;
 	struct attribute_container *cont;
-	struct class_device classdev;
+	struct device classdev;
 };
 
 static void internal_container_klist_get(struct klist_node *n)
 {
 	struct internal_container *ic =
 		container_of(n, struct internal_container, node);
-	class_device_get(&ic->classdev);
+	get_device(&ic->classdev);
 }
 
 static void internal_container_klist_put(struct klist_node *n)
 {
 	struct internal_container *ic =
 		container_of(n, struct internal_container, node);
-	class_device_put(&ic->classdev);
+	put_device(&ic->classdev);
 }
 
 
@@ -53,7 +53,7 @@ static void internal_container_klist_put(struct klist_node *n)
  * Returns the container associated with this classdev.
  */
 struct attribute_container *
-attribute_container_classdev_to_container(struct class_device *classdev)
+attribute_container_classdev_to_container(struct device *classdev)
 {
 	struct internal_container *ic =
 		container_of(classdev, struct internal_container, classdev);
@@ -110,11 +110,11 @@ attribute_container_unregister(struct attribute_container *cont)
 EXPORT_SYMBOL_GPL(attribute_container_unregister);
 
 /* private function used as class release */
-static void attribute_container_release(struct class_device *classdev)
+static void attribute_container_release(struct device *classdev)
 {
 	struct internal_container *ic 
 		= container_of(classdev, struct internal_container, classdev);
-	struct device *dev = classdev->dev;
+	struct device *dev = classdev->parent;
 
 	kfree(ic);
 	put_device(dev);
@@ -129,12 +129,12 @@ static void attribute_container_release(struct class_device *classdev)
  * This function allocates storage for the class device(s) to be
  * attached to dev (one for each matching attribute_container).  If no
  * fn is provided, the code will simply register the class device via
- * class_device_add.  If a function is provided, it is expected to add
+ * device_add.  If a function is provided, it is expected to add
  * the class device at the appropriate time.  One of the things that
  * might be necessary is to allocate and initialise the classdev and
  * then add it a later time.  To do this, call this routine for
  * allocation and initialisation and then use
- * attribute_container_device_trigger() to call class_device_add() on
+ * attribute_container_device_trigger() to call device_add() on
  * it.  Note: after this, the class device contains a reference to dev
  * which is not relinquished until the release of the classdev.
  */
@@ -142,7 +142,7 @@ void
 attribute_container_add_device(struct device *dev,
 			       int (*fn)(struct attribute_container *,
 					 struct device *,
-					 struct class_device *))
+					 struct device *))
 {
 	struct attribute_container *cont;
 
@@ -163,11 +163,11 @@ attribute_container_add_device(struct device *dev,
 		}
 
 		ic->cont = cont;
-		class_device_initialize(&ic->classdev);
-		ic->classdev.dev = get_device(dev);
+		device_initialize(&ic->classdev);
+		ic->classdev.parent = get_device(dev);
 		ic->classdev.class = cont->class;
-		cont->class->release = attribute_container_release;
-		strcpy(ic->classdev.class_id, dev->bus_id);
+		cont->class->dev_release = attribute_container_release;
+		strcpy(ic->classdev.bus_id, dev->bus_id);
 		if (fn)
 			fn(cont, dev, &ic->classdev);
 		else
@@ -195,20 +195,19 @@ attribute_container_add_device(struct device *dev,
  * @fn:	  A function to call to remove the device
  *
  * This routine triggers device removal.  If fn is NULL, then it is
- * simply done via class_device_unregister (note that if something
+ * simply done via device_unregister (note that if something
  * still has a reference to the classdev, then the memory occupied
  * will not be freed until the classdev is released).  If you want a
  * two phase release: remove from visibility and then delete the
  * device, then you should use this routine with a fn that calls
- * class_device_del() and then use
- * attribute_container_device_trigger() to do the final put on the
- * classdev.
+ * device_del() and then use attribute_container_device_trigger()
+ * to do the final put on the classdev.
  */
 void
 attribute_container_remove_device(struct device *dev,
 				  void (*fn)(struct attribute_container *,
 					     struct device *,
-					     struct class_device *))
+					     struct device *))
 {
 	struct attribute_container *cont;
 
@@ -224,14 +223,14 @@ attribute_container_remove_device(struct device *dev,
 			continue;
 
 		klist_for_each_entry(ic, &cont->containers, node, &iter) {
-			if (dev != ic->classdev.dev)
+			if (dev != ic->classdev.parent)
 				continue;
 			klist_del(&ic->node);
 			if (fn)
 				fn(cont, dev, &ic->classdev);
 			else {
 				attribute_container_remove_attrs(&ic->classdev);
-				class_device_unregister(&ic->classdev);
+				device_unregister(&ic->classdev);
 			}
 		}
 	}
@@ -252,7 +251,7 @@ void
 attribute_container_device_trigger(struct device *dev, 
 				   int (*fn)(struct attribute_container *,
 					     struct device *,
-					     struct class_device *))
+					     struct device *))
 {
 	struct attribute_container *cont;
 
@@ -270,7 +269,7 @@ attribute_container_device_trigger(struct device *dev,
 		}
 
 		klist_for_each_entry(ic, &cont->containers, node, &iter) {
-			if (dev == ic->classdev.dev)
+			if (dev == ic->classdev.parent)
 				fn(cont, dev, &ic->classdev);
 		}
 	}
@@ -313,11 +312,11 @@ attribute_container_trigger(struct device *dev,
  * attributes listed in the container
  */
 int
-attribute_container_add_attrs(struct class_device *classdev)
+attribute_container_add_attrs(struct device *classdev)
 {
 	struct attribute_container *cont =
 		attribute_container_classdev_to_container(classdev);
-	struct class_device_attribute **attrs =	cont->attrs;
+	struct device_attribute **attrs = cont->attrs;
 	int i, error;
 
 	BUG_ON(attrs && cont->grp);
@@ -329,7 +328,7 @@ attribute_container_add_attrs(struct class_device *classdev)
 		return sysfs_create_group(&classdev->kobj, cont->grp);
 
 	for (i = 0; attrs[i]; i++) {
-		error = class_device_create_file(classdev, attrs[i]);
+		error = device_create_file(classdev, attrs[i]);
 		if (error)
 			return error;
 	}
@@ -338,18 +337,18 @@ attribute_container_add_attrs(struct class_device *classdev)
 }
 
 /**
- * attribute_container_add_class_device - same function as class_device_add
+ * attribute_container_add_class_device - same function as device_add
  *
  * @classdev:	the class device to add
  *
- * This performs essentially the same function as class_device_add except for
+ * This performs essentially the same function as device_add except for
  * attribute containers, namely add the classdev to the system and then
  * create the attribute files
  */
 int
-attribute_container_add_class_device(struct class_device *classdev)
+attribute_container_add_class_device(struct device *classdev)
 {
-	int error = class_device_add(classdev);
+	int error = device_add(classdev);
 	if (error)
 		return error;
 	return attribute_container_add_attrs(classdev);
@@ -364,7 +363,7 @@ attribute_container_add_class_device(struct class_device *classdev)
 int
 attribute_container_add_class_device_adapter(struct attribute_container *cont,
 					     struct device *dev,
-					     struct class_device *classdev)
+					     struct device *classdev)
 {
 	return attribute_container_add_class_device(classdev);
 }
@@ -376,11 +375,11 @@ attribute_container_add_class_device_adapter(struct attribute_container *cont,
  *
  */
 void
-attribute_container_remove_attrs(struct class_device *classdev)
+attribute_container_remove_attrs(struct device *classdev)
 {
 	struct attribute_container *cont =
 		attribute_container_classdev_to_container(classdev);
-	struct class_device_attribute **attrs =	cont->attrs;
+	struct device_attribute **attrs = cont->attrs;
 	int i;
 
 	if (!attrs && !cont->grp)
@@ -392,7 +391,7 @@ attribute_container_remove_attrs(struct class_device *classdev)
 	}
 
 	for (i = 0; attrs[i]; i++)
-		class_device_remove_file(classdev, attrs[i]);
+		device_remove_file(classdev, attrs[i]);
 }
 
 /**
@@ -401,13 +400,13 @@ attribute_container_remove_attrs(struct class_device *classdev)
  * @classdev: the class device
  *
  * This function simply removes all the attribute files and then calls
- * class_device_del.
+ * device_del.
  */
 void
-attribute_container_class_device_del(struct class_device *classdev)
+attribute_container_class_device_del(struct device *classdev)
 {
 	attribute_container_remove_attrs(classdev);
-	class_device_del(classdev);
+	device_del(classdev);
 }
 
 /**
@@ -419,16 +418,16 @@ attribute_container_class_device_del(struct class_device *classdev)
  * Looks up the device in the container's list of class devices and returns
  * the corresponding class_device.
  */
-struct class_device *
+struct device *
 attribute_container_find_class_device(struct attribute_container *cont,
 				      struct device *dev)
 {
-	struct class_device *cdev = NULL;
+	struct device *cdev = NULL;
 	struct internal_container *ic;
 	struct klist_iter iter;
 
 	klist_for_each_entry(ic, &cont->containers, node, &iter) {
-		if (ic->classdev.dev == dev) {
+		if (ic->classdev.parent == dev) {
 			cdev = &ic->classdev;
 			/* FIXME: must exit iterator then break */
 			klist_iter_exit(&iter);
diff --git a/drivers/base/transport_class.c b/drivers/base/transport_class.c
index cabd0edf2156..84997efdb23d 100644
--- a/drivers/base/transport_class.c
+++ b/drivers/base/transport_class.c
@@ -66,7 +66,7 @@ EXPORT_SYMBOL_GPL(transport_class_unregister);
 
 static int anon_transport_dummy_function(struct transport_container *tc,
 					 struct device *dev,
-					 struct class_device *cdev)
+					 struct device *cdev)
 {
 	/* do nothing */
 	return 0;
@@ -115,7 +115,7 @@ EXPORT_SYMBOL_GPL(anon_transport_class_unregister);
 
 static int transport_setup_classdev(struct attribute_container *cont,
 				    struct device *dev,
-				    struct class_device *classdev)
+				    struct device *classdev)
 {
 	struct transport_class *tclass = class_to_transport_class(cont->class);
 	struct transport_container *tcont = attribute_container_to_transport_container(cont);
@@ -149,7 +149,7 @@ EXPORT_SYMBOL_GPL(transport_setup_device);
 
 static int transport_add_class_device(struct attribute_container *cont,
 				      struct device *dev,
-				      struct class_device *classdev)
+				      struct device *classdev)
 {
 	int error = attribute_container_add_class_device(classdev);
 	struct transport_container *tcont = 
@@ -181,7 +181,7 @@ EXPORT_SYMBOL_GPL(transport_add_device);
 
 static int transport_configure(struct attribute_container *cont,
 			       struct device *dev,
-			       struct class_device *cdev)
+			       struct device *cdev)
 {
 	struct transport_class *tclass = class_to_transport_class(cont->class);
 	struct transport_container *tcont = attribute_container_to_transport_container(cont);
@@ -212,7 +212,7 @@ EXPORT_SYMBOL_GPL(transport_configure_device);
 
 static int transport_remove_classdev(struct attribute_container *cont,
 				     struct device *dev,
-				     struct class_device *classdev)
+				     struct device *classdev)
 {
 	struct transport_container *tcont = 
 		attribute_container_to_transport_container(cont);
@@ -251,12 +251,12 @@ EXPORT_SYMBOL_GPL(transport_remove_device);
 
 static void transport_destroy_classdev(struct attribute_container *cont,
 				      struct device *dev,
-				      struct class_device *classdev)
+				      struct device *classdev)
 {
 	struct transport_class *tclass = class_to_transport_class(cont->class);
 
 	if (tclass->remove != anon_transport_dummy_function)
-		class_device_put(classdev);
+		put_device(classdev);
 }
 
 
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index 99a110660040..435145709dd6 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -1458,9 +1458,10 @@ static int srp_reset_host(struct scsi_cmnd *scmnd)
 	return ret;
 }
 
-static ssize_t show_id_ext(struct class_device *cdev, char *buf)
+static ssize_t show_id_ext(struct device *dev, struct device_attribute *attr,
+			   char *buf)
 {
-	struct srp_target_port *target = host_to_target(class_to_shost(cdev));
+	struct srp_target_port *target = host_to_target(class_to_shost(dev));
 
 	if (target->state == SRP_TARGET_DEAD ||
 	    target->state == SRP_TARGET_REMOVED)
@@ -1470,9 +1471,10 @@ static ssize_t show_id_ext(struct class_device *cdev, char *buf)
 		       (unsigned long long) be64_to_cpu(target->id_ext));
 }
 
-static ssize_t show_ioc_guid(struct class_device *cdev, char *buf)
+static ssize_t show_ioc_guid(struct device *dev, struct device_attribute *attr,
+			     char *buf)
 {
-	struct srp_target_port *target = host_to_target(class_to_shost(cdev));
+	struct srp_target_port *target = host_to_target(class_to_shost(dev));
 
 	if (target->state == SRP_TARGET_DEAD ||
 	    target->state == SRP_TARGET_REMOVED)
@@ -1482,9 +1484,10 @@ static ssize_t show_ioc_guid(struct class_device *cdev, char *buf)
 		       (unsigned long long) be64_to_cpu(target->ioc_guid));
 }
 
-static ssize_t show_service_id(struct class_device *cdev, char *buf)
+static ssize_t show_service_id(struct device *dev,
+			       struct device_attribute *attr, char *buf)
 {
-	struct srp_target_port *target = host_to_target(class_to_shost(cdev));
+	struct srp_target_port *target = host_to_target(class_to_shost(dev));
 
 	if (target->state == SRP_TARGET_DEAD ||
 	    target->state == SRP_TARGET_REMOVED)
@@ -1494,9 +1497,10 @@ static ssize_t show_service_id(struct class_device *cdev, char *buf)
 		       (unsigned long long) be64_to_cpu(target->service_id));
 }
 
-static ssize_t show_pkey(struct class_device *cdev, char *buf)
+static ssize_t show_pkey(struct device *dev, struct device_attribute *attr,
+			 char *buf)
 {
-	struct srp_target_port *target = host_to_target(class_to_shost(cdev));
+	struct srp_target_port *target = host_to_target(class_to_shost(dev));
 
 	if (target->state == SRP_TARGET_DEAD ||
 	    target->state == SRP_TARGET_REMOVED)
@@ -1505,9 +1509,10 @@ static ssize_t show_pkey(struct class_device *cdev, char *buf)
 	return sprintf(buf, "0x%04x\n", be16_to_cpu(target->path.pkey));
 }
 
-static ssize_t show_dgid(struct class_device *cdev, char *buf)
+static ssize_t show_dgid(struct device *dev, struct device_attribute *attr,
+			 char *buf)
 {
-	struct srp_target_port *target = host_to_target(class_to_shost(cdev));
+	struct srp_target_port *target = host_to_target(class_to_shost(dev));
 
 	if (target->state == SRP_TARGET_DEAD ||
 	    target->state == SRP_TARGET_REMOVED)
@@ -1524,9 +1529,10 @@ static ssize_t show_dgid(struct class_device *cdev, char *buf)
 		       be16_to_cpu(((__be16 *) target->path.dgid.raw)[7]));
 }
 
-static ssize_t show_orig_dgid(struct class_device *cdev, char *buf)
+static ssize_t show_orig_dgid(struct device *dev,
+			      struct device_attribute *attr, char *buf)
 {
-	struct srp_target_port *target = host_to_target(class_to_shost(cdev));
+	struct srp_target_port *target = host_to_target(class_to_shost(dev));
 
 	if (target->state == SRP_TARGET_DEAD ||
 	    target->state == SRP_TARGET_REMOVED)
@@ -1543,9 +1549,10 @@ static ssize_t show_orig_dgid(struct class_device *cdev, char *buf)
 		       be16_to_cpu(target->orig_dgid[7]));
 }
 
-static ssize_t show_zero_req_lim(struct class_device *cdev, char *buf)
+static ssize_t show_zero_req_lim(struct device *dev,
+				 struct device_attribute *attr, char *buf)
 {
-	struct srp_target_port *target = host_to_target(class_to_shost(cdev));
+	struct srp_target_port *target = host_to_target(class_to_shost(dev));
 
 	if (target->state == SRP_TARGET_DEAD ||
 	    target->state == SRP_TARGET_REMOVED)
@@ -1554,40 +1561,42 @@ static ssize_t show_zero_req_lim(struct class_device *cdev, char *buf)
 	return sprintf(buf, "%d\n", target->zero_req_lim);
 }
 
-static ssize_t show_local_ib_port(struct class_device *cdev, char *buf)
+static ssize_t show_local_ib_port(struct device *dev,
+				  struct device_attribute *attr, char *buf)
 {
-	struct srp_target_port *target = host_to_target(class_to_shost(cdev));
+	struct srp_target_port *target = host_to_target(class_to_shost(dev));
 
 	return sprintf(buf, "%d\n", target->srp_host->port);
 }
 
-static ssize_t show_local_ib_device(struct class_device *cdev, char *buf)
+static ssize_t show_local_ib_device(struct device *dev,
+				    struct device_attribute *attr, char *buf)
 {
-	struct srp_target_port *target = host_to_target(class_to_shost(cdev));
+	struct srp_target_port *target = host_to_target(class_to_shost(dev));
 
 	return sprintf(buf, "%s\n", target->srp_host->srp_dev->dev->name);
 }
 
-static CLASS_DEVICE_ATTR(id_ext,	  S_IRUGO, show_id_ext,		 NULL);
-static CLASS_DEVICE_ATTR(ioc_guid,	  S_IRUGO, show_ioc_guid,	 NULL);
-static CLASS_DEVICE_ATTR(service_id,	  S_IRUGO, show_service_id,	 NULL);
-static CLASS_DEVICE_ATTR(pkey,		  S_IRUGO, show_pkey,		 NULL);
-static CLASS_DEVICE_ATTR(dgid,		  S_IRUGO, show_dgid,		 NULL);
-static CLASS_DEVICE_ATTR(orig_dgid,	  S_IRUGO, show_orig_dgid,	 NULL);
-static CLASS_DEVICE_ATTR(zero_req_lim,	  S_IRUGO, show_zero_req_lim,	 NULL);
-static CLASS_DEVICE_ATTR(local_ib_port,   S_IRUGO, show_local_ib_port,	 NULL);
-static CLASS_DEVICE_ATTR(local_ib_device, S_IRUGO, show_local_ib_device, NULL);
-
-static struct class_device_attribute *srp_host_attrs[] = {
-	&class_device_attr_id_ext,
-	&class_device_attr_ioc_guid,
-	&class_device_attr_service_id,
-	&class_device_attr_pkey,
-	&class_device_attr_dgid,
-	&class_device_attr_orig_dgid,
-	&class_device_attr_zero_req_lim,
-	&class_device_attr_local_ib_port,
-	&class_device_attr_local_ib_device,
+static DEVICE_ATTR(id_ext,	    S_IRUGO, show_id_ext,	   NULL);
+static DEVICE_ATTR(ioc_guid,	    S_IRUGO, show_ioc_guid,	   NULL);
+static DEVICE_ATTR(service_id,	    S_IRUGO, show_service_id,	   NULL);
+static DEVICE_ATTR(pkey,	    S_IRUGO, show_pkey,		   NULL);
+static DEVICE_ATTR(dgid,	    S_IRUGO, show_dgid,		   NULL);
+static DEVICE_ATTR(orig_dgid,	    S_IRUGO, show_orig_dgid,	   NULL);
+static DEVICE_ATTR(zero_req_lim,    S_IRUGO, show_zero_req_lim,	   NULL);
+static DEVICE_ATTR(local_ib_port,   S_IRUGO, show_local_ib_port,   NULL);
+static DEVICE_ATTR(local_ib_device, S_IRUGO, show_local_ib_device, NULL);
+
+static struct device_attribute *srp_host_attrs[] = {
+	&dev_attr_id_ext,
+	&dev_attr_ioc_guid,
+	&dev_attr_service_id,
+	&dev_attr_pkey,
+	&dev_attr_dgid,
+	&dev_attr_orig_dgid,
+	&dev_attr_zero_req_lim,
+	&dev_attr_local_ib_port,
+	&dev_attr_local_ib_device,
 	NULL
 };
 
@@ -1639,17 +1648,17 @@ static int srp_add_target(struct srp_host *host, struct srp_target_port *target)
 	return 0;
 }
 
-static void srp_release_class_dev(struct class_device *class_dev)
+static void srp_release_dev(struct device *dev)
 {
 	struct srp_host *host =
-		container_of(class_dev, struct srp_host, class_dev);
+		container_of(dev, struct srp_host, dev);
 
 	complete(&host->released);
 }
 
 static struct class srp_class = {
 	.name    = "infiniband_srp",
-	.release = srp_release_class_dev
+	.dev_release = srp_release_dev
 };
 
 /*
@@ -1837,11 +1846,12 @@ out:
 	return ret;
 }
 
-static ssize_t srp_create_target(struct class_device *class_dev,
+static ssize_t srp_create_target(struct device *dev,
+				 struct device_attribute *attr,
 				 const char *buf, size_t count)
 {
 	struct srp_host *host =
-		container_of(class_dev, struct srp_host, class_dev);
+		container_of(dev, struct srp_host, dev);
 	struct Scsi_Host *target_host;
 	struct srp_target_port *target;
 	int ret;
@@ -1929,27 +1939,27 @@ err:
 	return ret;
 }
 
-static CLASS_DEVICE_ATTR(add_target, S_IWUSR, NULL, srp_create_target);
+static DEVICE_ATTR(add_target, S_IWUSR, NULL, srp_create_target);
 
-static ssize_t show_ibdev(struct class_device *class_dev, char *buf)
+static ssize_t show_ibdev(struct device *dev, struct device_attribute *attr,
+			  char *buf)
 {
-	struct srp_host *host =
-		container_of(class_dev, struct srp_host, class_dev);
+	struct srp_host *host = container_of(dev, struct srp_host, dev);
 
 	return sprintf(buf, "%s\n", host->srp_dev->dev->name);
 }
 
-static CLASS_DEVICE_ATTR(ibdev, S_IRUGO, show_ibdev, NULL);
+static DEVICE_ATTR(ibdev, S_IRUGO, show_ibdev, NULL);
 
-static ssize_t show_port(struct class_device *class_dev, char *buf)
+static ssize_t show_port(struct device *dev, struct device_attribute *attr,
+			 char *buf)
 {
-	struct srp_host *host =
-		container_of(class_dev, struct srp_host, class_dev);
+	struct srp_host *host = container_of(dev, struct srp_host, dev);
 
 	return sprintf(buf, "%d\n", host->port);
 }
 
-static CLASS_DEVICE_ATTR(port, S_IRUGO, show_port, NULL);
+static DEVICE_ATTR(port, S_IRUGO, show_port, NULL);
 
 static struct srp_host *srp_add_port(struct srp_device *device, u8 port)
 {
@@ -1965,24 +1975,24 @@ static struct srp_host *srp_add_port(struct srp_device *device, u8 port)
 	host->srp_dev = device;
 	host->port = port;
 
-	host->class_dev.class = &srp_class;
-	host->class_dev.dev   = device->dev->dma_device;
-	snprintf(host->class_dev.class_id, BUS_ID_SIZE, "srp-%s-%d",
+	host->dev.class = &srp_class;
+	host->dev.parent = device->dev->dma_device;
+	snprintf(host->dev.bus_id, BUS_ID_SIZE, "srp-%s-%d",
 		 device->dev->name, port);
 
-	if (class_device_register(&host->class_dev))
+	if (device_register(&host->dev))
 		goto free_host;
-	if (class_device_create_file(&host->class_dev, &class_device_attr_add_target))
+	if (device_create_file(&host->dev, &dev_attr_add_target))
 		goto err_class;
-	if (class_device_create_file(&host->class_dev, &class_device_attr_ibdev))
+	if (device_create_file(&host->dev, &dev_attr_ibdev))
 		goto err_class;
-	if (class_device_create_file(&host->class_dev, &class_device_attr_port))
+	if (device_create_file(&host->dev, &dev_attr_port))
 		goto err_class;
 
 	return host;
 
 err_class:
-	class_device_unregister(&host->class_dev);
+	device_unregister(&host->dev);
 
 free_host:
 	kfree(host);
@@ -2087,7 +2097,7 @@ static void srp_remove_one(struct ib_device *device)
 	srp_dev = ib_get_client_data(device, &srp_client);
 
 	list_for_each_entry_safe(host, tmp_host, &srp_dev->dev_list, list) {
-		class_device_unregister(&host->class_dev);
+		device_unregister(&host->dev);
 		/*
 		 * Wait for the sysfs entry to go away, so that no new
 		 * target ports can be created.
diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h
index 67e17c336a50..63d2ae724061 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.h
+++ b/drivers/infiniband/ulp/srp/ib_srp.h
@@ -99,7 +99,7 @@ struct srp_device {
 struct srp_host {
 	struct srp_device      *srp_dev;
 	u8			port;
-	struct class_device	class_dev;
+	struct device		dev;
 	struct list_head	target_list;
 	spinlock_t		target_lock;
 	struct completion	released;
diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c
index 89c63147a15d..b109bd8a4d19 100644
--- a/drivers/message/fusion/mptscsih.c
+++ b/drivers/message/fusion/mptscsih.c
@@ -3300,9 +3300,10 @@ mptscsih_synchronize_cache(MPT_SCSI_HOST *hd, VirtDevice *vdevice)
 }
 
 static ssize_t
-mptscsih_version_fw_show(struct class_device *cdev, char *buf)
+mptscsih_version_fw_show(struct device *dev, struct device_attribute *attr,
+			 char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
@@ -3312,12 +3313,13 @@ mptscsih_version_fw_show(struct class_device *cdev, char *buf)
 	    (ioc->facts.FWVersion.Word & 0x0000FF00) >> 8,
 	    ioc->facts.FWVersion.Word & 0x000000FF);
 }
-static CLASS_DEVICE_ATTR(version_fw, S_IRUGO, mptscsih_version_fw_show, NULL);
+static DEVICE_ATTR(version_fw, S_IRUGO, mptscsih_version_fw_show, NULL);
 
 static ssize_t
-mptscsih_version_bios_show(struct class_device *cdev, char *buf)
+mptscsih_version_bios_show(struct device *dev, struct device_attribute *attr,
+			   char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
@@ -3327,129 +3329,141 @@ mptscsih_version_bios_show(struct class_device *cdev, char *buf)
 	    (ioc->biosVersion & 0x0000FF00) >> 8,
 	    ioc->biosVersion & 0x000000FF);
 }
-static CLASS_DEVICE_ATTR(version_bios, S_IRUGO, mptscsih_version_bios_show, NULL);
+static DEVICE_ATTR(version_bios, S_IRUGO, mptscsih_version_bios_show, NULL);
 
 static ssize_t
-mptscsih_version_mpi_show(struct class_device *cdev, char *buf)
+mptscsih_version_mpi_show(struct device *dev, struct device_attribute *attr,
+			  char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%03x\n", ioc->facts.MsgVersion);
 }
-static CLASS_DEVICE_ATTR(version_mpi, S_IRUGO, mptscsih_version_mpi_show, NULL);
+static DEVICE_ATTR(version_mpi, S_IRUGO, mptscsih_version_mpi_show, NULL);
 
 static ssize_t
-mptscsih_version_product_show(struct class_device *cdev, char *buf)
+mptscsih_version_product_show(struct device *dev,
+			      struct device_attribute *attr,
+char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%s\n", ioc->prod_name);
 }
-static CLASS_DEVICE_ATTR(version_product, S_IRUGO,
+static DEVICE_ATTR(version_product, S_IRUGO,
     mptscsih_version_product_show, NULL);
 
 static ssize_t
-mptscsih_version_nvdata_persistent_show(struct class_device *cdev, char *buf)
+mptscsih_version_nvdata_persistent_show(struct device *dev,
+					struct device_attribute *attr,
+					char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%02xh\n",
 	    ioc->nvdata_version_persistent);
 }
-static CLASS_DEVICE_ATTR(version_nvdata_persistent, S_IRUGO,
+static DEVICE_ATTR(version_nvdata_persistent, S_IRUGO,
     mptscsih_version_nvdata_persistent_show, NULL);
 
 static ssize_t
-mptscsih_version_nvdata_default_show(struct class_device *cdev, char *buf)
+mptscsih_version_nvdata_default_show(struct device *dev,
+				     struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%02xh\n",ioc->nvdata_version_default);
 }
-static CLASS_DEVICE_ATTR(version_nvdata_default, S_IRUGO,
+static DEVICE_ATTR(version_nvdata_default, S_IRUGO,
     mptscsih_version_nvdata_default_show, NULL);
 
 static ssize_t
-mptscsih_board_name_show(struct class_device *cdev, char *buf)
+mptscsih_board_name_show(struct device *dev, struct device_attribute *attr,
+			 char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_name);
 }
-static CLASS_DEVICE_ATTR(board_name, S_IRUGO, mptscsih_board_name_show, NULL);
+static DEVICE_ATTR(board_name, S_IRUGO, mptscsih_board_name_show, NULL);
 
 static ssize_t
-mptscsih_board_assembly_show(struct class_device *cdev, char *buf)
+mptscsih_board_assembly_show(struct device *dev,
+			     struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_assembly);
 }
-static CLASS_DEVICE_ATTR(board_assembly, S_IRUGO,
+static DEVICE_ATTR(board_assembly, S_IRUGO,
     mptscsih_board_assembly_show, NULL);
 
 static ssize_t
-mptscsih_board_tracer_show(struct class_device *cdev, char *buf)
+mptscsih_board_tracer_show(struct device *dev, struct device_attribute *attr,
+			   char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%s\n", ioc->board_tracer);
 }
-static CLASS_DEVICE_ATTR(board_tracer, S_IRUGO,
+static DEVICE_ATTR(board_tracer, S_IRUGO,
     mptscsih_board_tracer_show, NULL);
 
 static ssize_t
-mptscsih_io_delay_show(struct class_device *cdev, char *buf)
+mptscsih_io_delay_show(struct device *dev, struct device_attribute *attr,
+		       char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%02d\n", ioc->io_missing_delay);
 }
-static CLASS_DEVICE_ATTR(io_delay, S_IRUGO,
+static DEVICE_ATTR(io_delay, S_IRUGO,
     mptscsih_io_delay_show, NULL);
 
 static ssize_t
-mptscsih_device_delay_show(struct class_device *cdev, char *buf)
+mptscsih_device_delay_show(struct device *dev, struct device_attribute *attr,
+			   char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%02d\n", ioc->device_missing_delay);
 }
-static CLASS_DEVICE_ATTR(device_delay, S_IRUGO,
+static DEVICE_ATTR(device_delay, S_IRUGO,
     mptscsih_device_delay_show, NULL);
 
 static ssize_t
-mptscsih_debug_level_show(struct class_device *cdev, char *buf)
+mptscsih_debug_level_show(struct device *dev, struct device_attribute *attr,
+			  char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 
 	return snprintf(buf, PAGE_SIZE, "%08xh\n", ioc->debug_level);
 }
 static ssize_t
-mptscsih_debug_level_store(struct class_device *cdev, const char *buf,
-								size_t count)
+mptscsih_debug_level_store(struct device *dev, struct device_attribute *attr,
+			   const char *buf, size_t count)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	MPT_SCSI_HOST	*hd = shost_priv(host);
 	MPT_ADAPTER *ioc = hd->ioc;
 	int val = 0;
@@ -3462,22 +3476,22 @@ mptscsih_debug_level_store(struct class_device *cdev, const char *buf,
 				ioc->name, ioc->debug_level);
 	return strlen(buf);
 }
-static CLASS_DEVICE_ATTR(debug_level, S_IRUGO | S_IWUSR,
-    mptscsih_debug_level_show, mptscsih_debug_level_store);
-
-struct class_device_attribute *mptscsih_host_attrs[] = {
-	&class_device_attr_version_fw,
-	&class_device_attr_version_bios,
-	&class_device_attr_version_mpi,
-	&class_device_attr_version_product,
-	&class_device_attr_version_nvdata_persistent,
-	&class_device_attr_version_nvdata_default,
-	&class_device_attr_board_name,
-	&class_device_attr_board_assembly,
-	&class_device_attr_board_tracer,
-	&class_device_attr_io_delay,
-	&class_device_attr_device_delay,
-	&class_device_attr_debug_level,
+static DEVICE_ATTR(debug_level, S_IRUGO | S_IWUSR,
+	mptscsih_debug_level_show, mptscsih_debug_level_store);
+
+struct device_attribute *mptscsih_host_attrs[] = {
+	&dev_attr_version_fw,
+	&dev_attr_version_bios,
+	&dev_attr_version_mpi,
+	&dev_attr_version_product,
+	&dev_attr_version_nvdata_persistent,
+	&dev_attr_version_nvdata_default,
+	&dev_attr_board_name,
+	&dev_attr_board_assembly,
+	&dev_attr_board_tracer,
+	&dev_attr_io_delay,
+	&dev_attr_device_delay,
+	&dev_attr_debug_level,
 	NULL,
 };
 EXPORT_SYMBOL(mptscsih_host_attrs);
diff --git a/drivers/message/fusion/mptscsih.h b/drivers/message/fusion/mptscsih.h
index d289e97cfe8b..7ea7da0e090c 100644
--- a/drivers/message/fusion/mptscsih.h
+++ b/drivers/message/fusion/mptscsih.h
@@ -129,4 +129,4 @@ extern void mptscsih_timer_expired(unsigned long data);
 extern int mptscsih_TMHandler(MPT_SCSI_HOST *hd, u8 type, u8 channel, u8 id, int lun, int ctx2abort, ulong timeout);
 extern u8 mptscsih_raid_id_to_num(MPT_ADAPTER *ioc, u8 channel, u8 id);
 extern int mptscsih_is_phys_disk(MPT_ADAPTER *ioc, u8 channel, u8 id);
-extern struct class_device_attribute *mptscsih_host_attrs[];
+extern struct device_attribute *mptscsih_host_attrs[];
diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c
index 6fcb0e96adf4..fafb57fed761 100644
--- a/drivers/misc/enclosure.c
+++ b/drivers/misc/enclosure.c
@@ -40,16 +40,16 @@ static struct class enclosure_component_class;
  * Looks through the list of registered enclosures to see
  * if it can find a match for a device.  Returns NULL if no
  * enclosure is found. Obtains a reference to the enclosure class
- * device which must be released with class_device_put().
+ * device which must be released with device_put().
  */
 struct enclosure_device *enclosure_find(struct device *dev)
 {
-	struct enclosure_device *edev = NULL;
+	struct enclosure_device *edev;
 
 	mutex_lock(&container_list_lock);
 	list_for_each_entry(edev, &container_list, node) {
-		if (edev->cdev.dev == dev) {
-			class_device_get(&edev->cdev);
+		if (edev->edev.parent == dev) {
+			get_device(&edev->edev);
 			mutex_unlock(&container_list_lock);
 			return edev;
 		}
@@ -117,11 +117,11 @@ enclosure_register(struct device *dev, const char *name, int components,
 
 	edev->components = components;
 
-	edev->cdev.class = &enclosure_class;
-	edev->cdev.dev = get_device(dev);
+	edev->edev.class = &enclosure_class;
+	edev->edev.parent = get_device(dev);
 	edev->cb = cb;
-	snprintf(edev->cdev.class_id, BUS_ID_SIZE, "%s", name);
-	err = class_device_register(&edev->cdev);
+	snprintf(edev->edev.bus_id, BUS_ID_SIZE, "%s", name);
+	err = device_register(&edev->edev);
 	if (err)
 		goto err;
 
@@ -135,7 +135,7 @@ enclosure_register(struct device *dev, const char *name, int components,
 	return edev;
 
  err:
-	put_device(edev->cdev.dev);
+	put_device(edev->edev.parent);
 	kfree(edev);
 	return ERR_PTR(err);
 }
@@ -158,27 +158,28 @@ void enclosure_unregister(struct enclosure_device *edev)
 
 	for (i = 0; i < edev->components; i++)
 		if (edev->component[i].number != -1)
-			class_device_unregister(&edev->component[i].cdev);
+			device_unregister(&edev->component[i].cdev);
 
 	/* prevent any callbacks into service user */
 	edev->cb = &enclosure_null_callbacks;
-	class_device_unregister(&edev->cdev);
+	device_unregister(&edev->edev);
 }
 EXPORT_SYMBOL_GPL(enclosure_unregister);
 
-static void enclosure_release(struct class_device *cdev)
+static void enclosure_release(struct device *cdev)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev);
 
-	put_device(cdev->dev);
+	put_device(cdev->parent);
 	kfree(edev);
 }
 
-static void enclosure_component_release(struct class_device *cdev)
+static void enclosure_component_release(struct device *dev)
 {
-	if (cdev->dev)
-		put_device(cdev->dev);
-	class_device_put(cdev->parent);
+	struct enclosure_component *cdev = to_enclosure_component(dev);
+
+	put_device(cdev->dev);
+	put_device(dev->parent);
 }
 
 /**
@@ -201,7 +202,7 @@ enclosure_component_register(struct enclosure_device *edev,
 			     const char *name)
 {
 	struct enclosure_component *ecomp;
-	struct class_device *cdev;
+	struct device *cdev;
 	int err;
 
 	if (number >= edev->components)
@@ -215,14 +216,14 @@ enclosure_component_register(struct enclosure_device *edev,
 	ecomp->type = type;
 	ecomp->number = number;
 	cdev = &ecomp->cdev;
-	cdev->parent = class_device_get(&edev->cdev);
+	cdev->parent = get_device(&edev->edev);
 	cdev->class = &enclosure_component_class;
 	if (name)
-		snprintf(cdev->class_id, BUS_ID_SIZE, "%s", name);
+		snprintf(cdev->bus_id, BUS_ID_SIZE, "%s", name);
 	else
-		snprintf(cdev->class_id, BUS_ID_SIZE, "%u", number);
+		snprintf(cdev->bus_id, BUS_ID_SIZE, "%u", number);
 
-	err = class_device_register(cdev);
+	err = device_register(cdev);
 	if (err)
 		ERR_PTR(err);
 
@@ -247,18 +248,17 @@ EXPORT_SYMBOL_GPL(enclosure_component_register);
 int enclosure_add_device(struct enclosure_device *edev, int component,
 			 struct device *dev)
 {
-	struct class_device *cdev;
+	struct enclosure_component *cdev;
 
 	if (!edev || component >= edev->components)
 		return -EINVAL;
 
-	cdev = &edev->component[component].cdev;
+	cdev = &edev->component[component];
 
-	class_device_del(cdev);
-	if (cdev->dev)
-		put_device(cdev->dev);
+	device_del(&cdev->cdev);
+	put_device(cdev->dev);
 	cdev->dev = get_device(dev);
-	return class_device_add(cdev);
+	return device_add(&cdev->cdev);
 }
 EXPORT_SYMBOL_GPL(enclosure_add_device);
 
@@ -272,18 +272,17 @@ EXPORT_SYMBOL_GPL(enclosure_add_device);
  */
 int enclosure_remove_device(struct enclosure_device *edev, int component)
 {
-	struct class_device *cdev;
+	struct enclosure_component *cdev;
 
 	if (!edev || component >= edev->components)
 		return -EINVAL;
 
-	cdev = &edev->component[component].cdev;
+	cdev = &edev->component[component];
 
-	class_device_del(cdev);
-	if (cdev->dev)
-		put_device(cdev->dev);
+	device_del(&cdev->cdev);
+	put_device(cdev->dev);
 	cdev->dev = NULL;
-	return class_device_add(cdev);
+	return device_add(&cdev->cdev);
 }
 EXPORT_SYMBOL_GPL(enclosure_remove_device);
 
@@ -291,14 +290,16 @@ EXPORT_SYMBOL_GPL(enclosure_remove_device);
  * sysfs pieces below
  */
 
-static ssize_t enclosure_show_components(struct class_device *cdev, char *buf)
+static ssize_t enclosure_show_components(struct device *cdev,
+					 struct device_attribute *attr,
+					 char *buf)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev);
 
 	return snprintf(buf, 40, "%d\n", edev->components);
 }
 
-static struct class_device_attribute enclosure_attrs[] = {
+static struct device_attribute enclosure_attrs[] = {
 	__ATTR(components, S_IRUGO, enclosure_show_components, NULL),
 	__ATTR_NULL
 };
@@ -306,8 +307,8 @@ static struct class_device_attribute enclosure_attrs[] = {
 static struct class enclosure_class = {
 	.name			= "enclosure",
 	.owner			= THIS_MODULE,
-	.release		= enclosure_release,
-	.class_dev_attrs	= enclosure_attrs,
+	.dev_release		= enclosure_release,
+	.dev_attrs		= enclosure_attrs,
 };
 
 static const char *const enclosure_status [] = {
@@ -326,7 +327,8 @@ static const char *const enclosure_type [] = {
 	[ENCLOSURE_COMPONENT_ARRAY_DEVICE] = "array device",
 };
 
-static ssize_t get_component_fault(struct class_device *cdev, char *buf)
+static ssize_t get_component_fault(struct device *cdev,
+				   struct device_attribute *attr, char *buf)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev->parent);
 	struct enclosure_component *ecomp = to_enclosure_component(cdev);
@@ -336,8 +338,9 @@ static ssize_t get_component_fault(struct class_device *cdev, char *buf)
 	return snprintf(buf, 40, "%d\n", ecomp->fault);
 }
 
-static ssize_t set_component_fault(struct class_device *cdev, const char *buf,
-				   size_t count)
+static ssize_t set_component_fault(struct device *cdev,
+				   struct device_attribute *attr,
+				   const char *buf, size_t count)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev->parent);
 	struct enclosure_component *ecomp = to_enclosure_component(cdev);
@@ -348,7 +351,8 @@ static ssize_t set_component_fault(struct class_device *cdev, const char *buf,
 	return count;
 }
 
-static ssize_t get_component_status(struct class_device *cdev, char *buf)
+static ssize_t get_component_status(struct device *cdev,
+				    struct device_attribute *attr,char *buf)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev->parent);
 	struct enclosure_component *ecomp = to_enclosure_component(cdev);
@@ -358,8 +362,9 @@ static ssize_t get_component_status(struct class_device *cdev, char *buf)
 	return snprintf(buf, 40, "%s\n", enclosure_status[ecomp->status]);
 }
 
-static ssize_t set_component_status(struct class_device *cdev, const char *buf,
-				   size_t count)
+static ssize_t set_component_status(struct device *cdev,
+				    struct device_attribute *attr,
+				    const char *buf, size_t count)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev->parent);
 	struct enclosure_component *ecomp = to_enclosure_component(cdev);
@@ -380,7 +385,8 @@ static ssize_t set_component_status(struct class_device *cdev, const char *buf,
 		return -EINVAL;
 }
 
-static ssize_t get_component_active(struct class_device *cdev, char *buf)
+static ssize_t get_component_active(struct device *cdev,
+				    struct device_attribute *attr, char *buf)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev->parent);
 	struct enclosure_component *ecomp = to_enclosure_component(cdev);
@@ -390,8 +396,9 @@ static ssize_t get_component_active(struct class_device *cdev, char *buf)
 	return snprintf(buf, 40, "%d\n", ecomp->active);
 }
 
-static ssize_t set_component_active(struct class_device *cdev, const char *buf,
-				   size_t count)
+static ssize_t set_component_active(struct device *cdev,
+				    struct device_attribute *attr,
+				    const char *buf, size_t count)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev->parent);
 	struct enclosure_component *ecomp = to_enclosure_component(cdev);
@@ -402,7 +409,8 @@ static ssize_t set_component_active(struct class_device *cdev, const char *buf,
 	return count;
 }
 
-static ssize_t get_component_locate(struct class_device *cdev, char *buf)
+static ssize_t get_component_locate(struct device *cdev,
+				    struct device_attribute *attr, char *buf)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev->parent);
 	struct enclosure_component *ecomp = to_enclosure_component(cdev);
@@ -412,8 +420,9 @@ static ssize_t get_component_locate(struct class_device *cdev, char *buf)
 	return snprintf(buf, 40, "%d\n", ecomp->locate);
 }
 
-static ssize_t set_component_locate(struct class_device *cdev, const char *buf,
-				   size_t count)
+static ssize_t set_component_locate(struct device *cdev,
+				    struct device_attribute *attr,
+				    const char *buf, size_t count)
 {
 	struct enclosure_device *edev = to_enclosure_device(cdev->parent);
 	struct enclosure_component *ecomp = to_enclosure_component(cdev);
@@ -424,7 +433,8 @@ static ssize_t set_component_locate(struct class_device *cdev, const char *buf,
 	return count;
 }
 
-static ssize_t get_component_type(struct class_device *cdev, char *buf)
+static ssize_t get_component_type(struct device *cdev,
+				  struct device_attribute *attr, char *buf)
 {
 	struct enclosure_component *ecomp = to_enclosure_component(cdev);
 
@@ -432,7 +442,7 @@ static ssize_t get_component_type(struct class_device *cdev, char *buf)
 }
 
 
-static struct class_device_attribute enclosure_component_attrs[] = {
+static struct device_attribute enclosure_component_attrs[] = {
 	__ATTR(fault, S_IRUGO | S_IWUSR, get_component_fault,
 	       set_component_fault),
 	__ATTR(status, S_IRUGO | S_IWUSR, get_component_status,
@@ -448,8 +458,8 @@ static struct class_device_attribute enclosure_component_attrs[] = {
 static struct class enclosure_component_class =  {
 	.name			= "enclosure_component",
 	.owner			= THIS_MODULE,
-	.class_dev_attrs	= enclosure_component_attrs,
-	.release		= enclosure_component_release,
+	.dev_attrs	= enclosure_component_attrs,
+	.dev_release		= enclosure_component_release,
 };
 
 static int __init enclosure_init(void)
diff --git a/drivers/scsi/3w-9xxx.c b/drivers/scsi/3w-9xxx.c
index 51c3ebf1c7d1..b31faeccb9cd 100644
--- a/drivers/scsi/3w-9xxx.c
+++ b/drivers/scsi/3w-9xxx.c
@@ -140,9 +140,10 @@ static void twa_unmap_scsi_data(TW_Device_Extension *tw_dev, int request_id);
 /* Functions */
 
 /* Show some statistics about the card */
-static ssize_t twa_show_stats(struct class_device *class_dev, char *buf)
+static ssize_t twa_show_stats(struct device *dev,
+			      struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(class_dev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	TW_Device_Extension *tw_dev = (TW_Device_Extension *)host->hostdata;
 	unsigned long flags = 0;
 	ssize_t len;
@@ -184,7 +185,7 @@ static int twa_change_queue_depth(struct scsi_device *sdev, int queue_depth)
 } /* End twa_change_queue_depth() */
 
 /* Create sysfs 'stats' entry */
-static struct class_device_attribute twa_host_stats_attr = {
+static struct device_attribute twa_host_stats_attr = {
 	.attr = {
 		.name = 	"stats",
 		.mode =		S_IRUGO,
@@ -193,7 +194,7 @@ static struct class_device_attribute twa_host_stats_attr = {
 };
 
 /* Host attributes initializer */
-static struct class_device_attribute *twa_host_attrs[] = {
+static struct device_attribute *twa_host_attrs[] = {
 	&twa_host_stats_attr,
 	NULL,
 };
diff --git a/drivers/scsi/3w-xxxx.c b/drivers/scsi/3w-xxxx.c
index adb98a297210..8c22329aa85e 100644
--- a/drivers/scsi/3w-xxxx.c
+++ b/drivers/scsi/3w-xxxx.c
@@ -484,9 +484,10 @@ static void tw_state_request_start(TW_Device_Extension *tw_dev, int *request_id)
 } /* End tw_state_request_start() */
 
 /* Show some statistics about the card */
-static ssize_t tw_show_stats(struct class_device *class_dev, char *buf)
+static ssize_t tw_show_stats(struct device *dev, struct device_attribute *attr,
+			     char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(class_dev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	TW_Device_Extension *tw_dev = (TW_Device_Extension *)host->hostdata;
 	unsigned long flags = 0;
 	ssize_t len;
@@ -528,7 +529,7 @@ static int tw_change_queue_depth(struct scsi_device *sdev, int queue_depth)
 } /* End tw_change_queue_depth() */
 
 /* Create sysfs 'stats' entry */
-static struct class_device_attribute tw_host_stats_attr = {
+static struct device_attribute tw_host_stats_attr = {
 	.attr = {
 		.name = 	"stats",
 		.mode =		S_IRUGO,
@@ -537,7 +538,7 @@ static struct class_device_attribute tw_host_stats_attr = {
 };
 
 /* Host attributes initializer */
-static struct class_device_attribute *tw_host_attrs[] = {
+static struct device_attribute *tw_host_attrs[] = {
 	&tw_host_stats_attr,
 	NULL,
 };
diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c
index 369fcf78f396..439fd8146657 100644
--- a/drivers/scsi/aacraid/aachba.c
+++ b/drivers/scsi/aacraid/aachba.c
@@ -1316,7 +1316,7 @@ int aac_get_adapter_info(struct aac_dev* dev)
 			tmp>>24,(tmp>>16)&0xff,tmp&0xff,
 			le32_to_cpu(dev->adapter_info.biosbuild));
 		buffer[0] = '\0';
-		if (aac_show_serial_number(
+		if (aac_get_serial_number(
 		  shost_to_class(dev->scsi_host_ptr), buffer))
 			printk(KERN_INFO "%s%d: serial %s",
 			  dev->name, dev->id, buffer);
diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h
index ace0b751c131..113ca9c8934c 100644
--- a/drivers/scsi/aacraid/aacraid.h
+++ b/drivers/scsi/aacraid/aacraid.h
@@ -1850,9 +1850,9 @@ int aac_get_containers(struct aac_dev *dev);
 int aac_scsi_cmd(struct scsi_cmnd *cmd);
 int aac_dev_ioctl(struct aac_dev *dev, int cmd, void __user *arg);
 #ifndef shost_to_class
-#define shost_to_class(shost) &shost->shost_classdev
+#define shost_to_class(shost) &shost->shost_dev
 #endif
-ssize_t aac_show_serial_number(struct class_device *class_dev, char *buf);
+ssize_t aac_get_serial_number(struct device *dev, char *buf);
 int aac_do_ioctl(struct aac_dev * dev, int cmd, void __user *arg);
 int aac_rx_init(struct aac_dev *dev);
 int aac_rkt_init(struct aac_dev *dev);
diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c
index ae5f74fb62d5..c6391838b2cd 100644
--- a/drivers/scsi/aacraid/linit.c
+++ b/drivers/scsi/aacraid/linit.c
@@ -755,10 +755,10 @@ static long aac_compat_cfg_ioctl(struct file *file, unsigned cmd, unsigned long
 }
 #endif
 
-static ssize_t aac_show_model(struct class_device *class_dev,
-		char *buf)
+static ssize_t aac_show_model(struct device *device,
+			      struct device_attribute *attr, char *buf)
 {
-	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
+	struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
 	int len;
 
 	if (dev->supplement_adapter_info.AdapterTypeText[0]) {
@@ -774,10 +774,10 @@ static ssize_t aac_show_model(struct class_device *class_dev,
 	return len;
 }
 
-static ssize_t aac_show_vendor(struct class_device *class_dev,
-		char *buf)
+static ssize_t aac_show_vendor(struct device *device,
+			       struct device_attribute *attr, char *buf)
 {
-	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
+	struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
 	int len;
 
 	if (dev->supplement_adapter_info.AdapterTypeText[0]) {
@@ -793,10 +793,11 @@ static ssize_t aac_show_vendor(struct class_device *class_dev,
 	return len;
 }
 
-static ssize_t aac_show_flags(struct class_device *class_dev, char *buf)
+static ssize_t aac_show_flags(struct device *cdev,
+			      struct device_attribute *attr, char *buf)
 {
 	int len = 0;
-	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
+	struct aac_dev *dev = (struct aac_dev*)class_to_shost(cdev)->hostdata;
 
 	if (nblank(dprintk(x)))
 		len = snprintf(buf, PAGE_SIZE, "dprintk\n");
@@ -812,10 +813,11 @@ static ssize_t aac_show_flags(struct class_device *class_dev, char *buf)
 	return len;
 }
 
-static ssize_t aac_show_kernel_version(struct class_device *class_dev,
-		char *buf)
+static ssize_t aac_show_kernel_version(struct device *device,
+				       struct device_attribute *attr,
+				       char *buf)
 {
-	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
+	struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
 	int len, tmp;
 
 	tmp = le32_to_cpu(dev->adapter_info.kernelrev);
@@ -825,10 +827,11 @@ static ssize_t aac_show_kernel_version(struct class_device *class_dev,
 	return len;
 }
 
-static ssize_t aac_show_monitor_version(struct class_device *class_dev,
-		char *buf)
+static ssize_t aac_show_monitor_version(struct device *device,
+					struct device_attribute *attr,
+					char *buf)
 {
-	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
+	struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
 	int len, tmp;
 
 	tmp = le32_to_cpu(dev->adapter_info.monitorrev);
@@ -838,10 +841,11 @@ static ssize_t aac_show_monitor_version(struct class_device *class_dev,
 	return len;
 }
 
-static ssize_t aac_show_bios_version(struct class_device *class_dev,
-		char *buf)
+static ssize_t aac_show_bios_version(struct device *device,
+				     struct device_attribute *attr,
+				     char *buf)
 {
-	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
+	struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
 	int len, tmp;
 
 	tmp = le32_to_cpu(dev->adapter_info.biosrev);
@@ -851,9 +855,10 @@ static ssize_t aac_show_bios_version(struct class_device *class_dev,
 	return len;
 }
 
-ssize_t aac_show_serial_number(struct class_device *class_dev, char *buf)
+ssize_t aac_show_serial_number(struct device *device,
+			       struct device_attribute *attr, char *buf)
 {
-	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
+	struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
 	int len = 0;
 
 	if (le32_to_cpu(dev->adapter_info.serial[0]) != 0xBAD0)
@@ -869,35 +874,39 @@ ssize_t aac_show_serial_number(struct class_device *class_dev, char *buf)
 	return len;
 }
 
-static ssize_t aac_show_max_channel(struct class_device *class_dev, char *buf)
+static ssize_t aac_show_max_channel(struct device *device,
+				    struct device_attribute *attr, char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, "%d\n",
-	  class_to_shost(class_dev)->max_channel);
+	  class_to_shost(device)->max_channel);
 }
 
-static ssize_t aac_show_max_id(struct class_device *class_dev, char *buf)
+static ssize_t aac_show_max_id(struct device *device,
+			       struct device_attribute *attr, char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, "%d\n",
-	  class_to_shost(class_dev)->max_id);
+	  class_to_shost(device)->max_id);
 }
 
-static ssize_t aac_store_reset_adapter(struct class_device *class_dev,
-		const char *buf, size_t count)
+static ssize_t aac_store_reset_adapter(struct device *device,
+				       struct device_attribute *attr,
+				       const char *buf, size_t count)
 {
 	int retval = -EACCES;
 
 	if (!capable(CAP_SYS_ADMIN))
 		return retval;
-	retval = aac_reset_adapter((struct aac_dev*)class_to_shost(class_dev)->hostdata, buf[0] == '!');
+	retval = aac_reset_adapter((struct aac_dev*)class_to_shost(device)->hostdata, buf[0] == '!');
 	if (retval >= 0)
 		retval = count;
 	return retval;
 }
 
-static ssize_t aac_show_reset_adapter(struct class_device *class_dev,
-		char *buf)
+static ssize_t aac_show_reset_adapter(struct device *device,
+				      struct device_attribute *attr,
+				      char *buf)
 {
-	struct aac_dev *dev = (struct aac_dev*)class_to_shost(class_dev)->hostdata;
+	struct aac_dev *dev = (struct aac_dev*)class_to_shost(device)->hostdata;
 	int len, tmp;
 
 	tmp = aac_adapter_check_health(dev);
@@ -907,70 +916,70 @@ static ssize_t aac_show_reset_adapter(struct class_device *class_dev,
 	return len;
 }
 
-static struct class_device_attribute aac_model = {
+static struct device_attribute aac_model = {
 	.attr = {
 		.name = "model",
 		.mode = S_IRUGO,
 	},
 	.show = aac_show_model,
 };
-static struct class_device_attribute aac_vendor = {
+static struct device_attribute aac_vendor = {
 	.attr = {
 		.name = "vendor",
 		.mode = S_IRUGO,
 	},
 	.show = aac_show_vendor,
 };
-static struct class_device_attribute aac_flags = {
+static struct device_attribute aac_flags = {
 	.attr = {
 		.name = "flags",
 		.mode = S_IRUGO,
 	},
 	.show = aac_show_flags,
 };
-static struct class_device_attribute aac_kernel_version = {
+static struct device_attribute aac_kernel_version = {
 	.attr = {
 		.name = "hba_kernel_version",
 		.mode = S_IRUGO,
 	},
 	.show = aac_show_kernel_version,
 };
-static struct class_device_attribute aac_monitor_version = {
+static struct device_attribute aac_monitor_version = {
 	.attr = {
 		.name = "hba_monitor_version",
 		.mode = S_IRUGO,
 	},
 	.show = aac_show_monitor_version,
 };
-static struct class_device_attribute aac_bios_version = {
+static struct device_attribute aac_bios_version = {
 	.attr = {
 		.name = "hba_bios_version",
 		.mode = S_IRUGO,
 	},
 	.show = aac_show_bios_version,
 };
-static struct class_device_attribute aac_serial_number = {
+static struct device_attribute aac_serial_number = {
 	.attr = {
 		.name = "serial_number",
 		.mode = S_IRUGO,
 	},
 	.show = aac_show_serial_number,
 };
-static struct class_device_attribute aac_max_channel = {
+static struct device_attribute aac_max_channel = {
 	.attr = {
 		.name = "max_channel",
 		.mode = S_IRUGO,
 	},
 	.show = aac_show_max_channel,
 };
-static struct class_device_attribute aac_max_id = {
+static struct device_attribute aac_max_id = {
 	.attr = {
 		.name = "max_id",
 		.mode = S_IRUGO,
 	},
 	.show = aac_show_max_id,
 };
-static struct class_device_attribute aac_reset = {
+static struct device_attribute aac_reset = {
 	.attr = {
 		.name = "reset_host",
 		.mode = S_IWUSR|S_IRUGO,
@@ -979,7 +988,7 @@ static struct class_device_attribute aac_reset = {
 	.show = aac_show_reset_adapter,
 };
 
-static struct class_device_attribute *aac_attrs[] = {
+static struct device_attribute *aac_attrs[] = {
 	&aac_model,
 	&aac_vendor,
 	&aac_flags,
@@ -993,6 +1002,10 @@ static struct class_device_attribute *aac_attrs[] = {
 	NULL
 };
 
+ssize_t aac_get_serial_number(struct device *device, char *buf)
+{
+	return aac_show_serial_number(device, &aac_serial_number, buf);
+}
 
 static const struct file_operations aac_cfg_fops = {
 	.owner		= THIS_MODULE,
diff --git a/drivers/scsi/arcmsr/arcmsr.h b/drivers/scsi/arcmsr/arcmsr.h
index 3288be2e49f8..ab646e580d64 100644
--- a/drivers/scsi/arcmsr/arcmsr.h
+++ b/drivers/scsi/arcmsr/arcmsr.h
@@ -44,7 +44,7 @@
 */
 #include <linux/interrupt.h>
 
-struct class_device_attribute;
+struct device_attribute;
 /*The limit of outstanding scsi command that firmware can handle*/
 #define ARCMSR_MAX_OUTSTANDING_CMD						256
 #define ARCMSR_MAX_FREECCB_NUM							320
@@ -556,6 +556,6 @@ struct SENSE_DATA
 extern void arcmsr_post_ioctldata2iop(struct AdapterControlBlock *);
 extern void arcmsr_iop_message_read(struct AdapterControlBlock *);
 extern struct QBUFFER __iomem *arcmsr_get_iop_rqbuffer(struct AdapterControlBlock *);
-extern struct class_device_attribute *arcmsr_host_attrs[];
+extern struct device_attribute *arcmsr_host_attrs[];
 extern int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *);
 void arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb);
diff --git a/drivers/scsi/arcmsr/arcmsr_attr.c b/drivers/scsi/arcmsr/arcmsr_attr.c
index 7d7b0a554276..69f8346aa288 100644
--- a/drivers/scsi/arcmsr/arcmsr_attr.c
+++ b/drivers/scsi/arcmsr/arcmsr_attr.c
@@ -57,15 +57,15 @@
 #include <scsi/scsi_transport.h>
 #include "arcmsr.h"
 
-struct class_device_attribute *arcmsr_host_attrs[];
+struct device_attribute *arcmsr_host_attrs[];
 
 static ssize_t arcmsr_sysfs_iop_message_read(struct kobject *kobj,
 					     struct bin_attribute *bin,
 					     char *buf, loff_t off,
 					     size_t count)
 {
-	struct class_device *cdev = container_of(kobj,struct class_device,kobj);
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct device *dev = container_of(kobj,struct device,kobj);
+	struct Scsi_Host *host = class_to_shost(dev);
 	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
 	uint8_t *pQbuffer,*ptmpQbuffer;
 	int32_t allxfer_len = 0;
@@ -110,8 +110,8 @@ static ssize_t arcmsr_sysfs_iop_message_write(struct kobject *kobj,
 					      char *buf, loff_t off,
 					      size_t count)
 {
-	struct class_device *cdev = container_of(kobj,struct class_device,kobj);
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct device *dev = container_of(kobj,struct device,kobj);
+	struct Scsi_Host *host = class_to_shost(dev);
 	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
 	int32_t my_empty_len, user_len, wqbuf_firstindex, wqbuf_lastindex;
 	uint8_t *pQbuffer, *ptmpuserbuffer;
@@ -158,8 +158,8 @@ static ssize_t arcmsr_sysfs_iop_message_clear(struct kobject *kobj,
 					      char *buf, loff_t off,
 					      size_t count)
 {
-	struct class_device *cdev = container_of(kobj,struct class_device,kobj);
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct device *dev = container_of(kobj,struct device,kobj);
+	struct Scsi_Host *host = class_to_shost(dev);
 	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
 	uint8_t *pQbuffer;
 
@@ -220,87 +220,104 @@ int arcmsr_alloc_sysfs_attr(struct AdapterControlBlock *acb)
 	struct Scsi_Host *host = acb->host;
 	int error;
 
-	error = sysfs_create_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_read_attr);
+	error = sysfs_create_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_read_attr);
 	if (error) {
 		printk(KERN_ERR "arcmsr: alloc sysfs mu_read failed\n");
 		goto error_bin_file_message_read;
 	}
-	error = sysfs_create_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_write_attr);
+	error = sysfs_create_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_write_attr);
 	if (error) {
 		printk(KERN_ERR "arcmsr: alloc sysfs mu_write failed\n");
 		goto error_bin_file_message_write;
 	}
-	error = sysfs_create_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_clear_attr);
+	error = sysfs_create_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_clear_attr);
 	if (error) {
 		printk(KERN_ERR "arcmsr: alloc sysfs mu_clear failed\n");
 		goto error_bin_file_message_clear;
 	}
 	return 0;
 error_bin_file_message_clear:
-	sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_write_attr);
+	sysfs_remove_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_write_attr);
 error_bin_file_message_write:
-	sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_read_attr);
+	sysfs_remove_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_read_attr);
 error_bin_file_message_read:
 	return error;
 }
 
-void
-arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb) {
+void arcmsr_free_sysfs_attr(struct AdapterControlBlock *acb)
+{
 	struct Scsi_Host *host = acb->host;
 
-	sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_clear_attr);
-	sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_write_attr);
-	sysfs_remove_bin_file(&host->shost_classdev.kobj, &arcmsr_sysfs_message_read_attr);
+	sysfs_remove_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_clear_attr);
+	sysfs_remove_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_write_attr);
+	sysfs_remove_bin_file(&host->shost_dev.kobj, &arcmsr_sysfs_message_read_attr);
 }
 
 
 static ssize_t
-arcmsr_attr_host_driver_version(struct class_device *cdev, char *buf) {
+arcmsr_attr_host_driver_version(struct device *dev,
+				struct device_attribute *attr, char *buf)
+{
 	return snprintf(buf, PAGE_SIZE,
 			"%s\n",
 			ARCMSR_DRIVER_VERSION);
 }
 
 static ssize_t
-arcmsr_attr_host_driver_posted_cmd(struct class_device *cdev, char *buf) {
-	struct Scsi_Host *host = class_to_shost(cdev);
-	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+arcmsr_attr_host_driver_posted_cmd(struct device *dev,
+				   struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *host = class_to_shost(dev);
+	struct AdapterControlBlock *acb =
+		(struct AdapterControlBlock *) host->hostdata;
 	return snprintf(buf, PAGE_SIZE,
 			"%4d\n",
 			atomic_read(&acb->ccboutstandingcount));
 }
 
 static ssize_t
-arcmsr_attr_host_driver_reset(struct class_device *cdev, char *buf) {
-	struct Scsi_Host *host = class_to_shost(cdev);
-	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+arcmsr_attr_host_driver_reset(struct device *dev,
+			      struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *host = class_to_shost(dev);
+	struct AdapterControlBlock *acb =
+		(struct AdapterControlBlock *) host->hostdata;
 	return snprintf(buf, PAGE_SIZE,
 			"%4d\n",
 			acb->num_resets);
 }
 
 static ssize_t
-arcmsr_attr_host_driver_abort(struct class_device *cdev, char *buf) {
-	struct Scsi_Host *host = class_to_shost(cdev);
-	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+arcmsr_attr_host_driver_abort(struct device *dev,
+			      struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *host = class_to_shost(dev);
+	struct AdapterControlBlock *acb =
+		(struct AdapterControlBlock *) host->hostdata;
 	return snprintf(buf, PAGE_SIZE,
 			"%4d\n",
 			acb->num_aborts);
 }
 
 static ssize_t
-arcmsr_attr_host_fw_model(struct class_device *cdev, char *buf) {
-    struct Scsi_Host *host = class_to_shost(cdev);
-	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+arcmsr_attr_host_fw_model(struct device *dev, struct device_attribute *attr,
+			  char *buf)
+{
+	struct Scsi_Host *host = class_to_shost(dev);
+	struct AdapterControlBlock *acb =
+		(struct AdapterControlBlock *) host->hostdata;
 	return snprintf(buf, PAGE_SIZE,
 			"%s\n",
 			acb->firm_model);
 }
 
 static ssize_t
-arcmsr_attr_host_fw_version(struct class_device *cdev, char *buf) {
-	struct Scsi_Host *host = class_to_shost(cdev);
-	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+arcmsr_attr_host_fw_version(struct device *dev,
+			    struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *host = class_to_shost(dev);
+	struct AdapterControlBlock *acb =
+			(struct AdapterControlBlock *) host->hostdata;
 
 	return snprintf(buf, PAGE_SIZE,
 			"%s\n",
@@ -308,9 +325,12 @@ arcmsr_attr_host_fw_version(struct class_device *cdev, char *buf) {
 }
 
 static ssize_t
-arcmsr_attr_host_fw_request_len(struct class_device *cdev, char *buf) {
-	struct Scsi_Host *host = class_to_shost(cdev);
-	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+arcmsr_attr_host_fw_request_len(struct device *dev,
+				struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *host = class_to_shost(dev);
+	struct AdapterControlBlock *acb =
+		(struct AdapterControlBlock *) host->hostdata;
 
 	return snprintf(buf, PAGE_SIZE,
 			"%4d\n",
@@ -318,9 +338,12 @@ arcmsr_attr_host_fw_request_len(struct class_device *cdev, char *buf) {
 }
 
 static ssize_t
-arcmsr_attr_host_fw_numbers_queue(struct class_device *cdev, char *buf) {
-	struct Scsi_Host *host = class_to_shost(cdev);
-	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+arcmsr_attr_host_fw_numbers_queue(struct device *dev,
+				  struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *host = class_to_shost(dev);
+	struct AdapterControlBlock *acb =
+		(struct AdapterControlBlock *) host->hostdata;
 
 	return snprintf(buf, PAGE_SIZE,
 			"%4d\n",
@@ -328,9 +351,12 @@ arcmsr_attr_host_fw_numbers_queue(struct class_device *cdev, char *buf) {
 }
 
 static ssize_t
-arcmsr_attr_host_fw_sdram_size(struct class_device *cdev, char *buf) {
-	struct Scsi_Host *host = class_to_shost(cdev);
-	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+arcmsr_attr_host_fw_sdram_size(struct device *dev,
+			       struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *host = class_to_shost(dev);
+	struct AdapterControlBlock *acb =
+		(struct AdapterControlBlock *) host->hostdata;
 
 	return snprintf(buf, PAGE_SIZE,
 			"%4d\n",
@@ -338,36 +364,39 @@ arcmsr_attr_host_fw_sdram_size(struct class_device *cdev, char *buf) {
 }
 
 static ssize_t
-arcmsr_attr_host_fw_hd_channels(struct class_device *cdev, char *buf) {
-	struct Scsi_Host *host = class_to_shost(cdev);
-	struct AdapterControlBlock *acb = (struct AdapterControlBlock *) host->hostdata;
+arcmsr_attr_host_fw_hd_channels(struct device *dev,
+				struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *host = class_to_shost(dev);
+	struct AdapterControlBlock *acb =
+		(struct AdapterControlBlock *) host->hostdata;
 
 	return snprintf(buf, PAGE_SIZE,
 			"%4d\n",
 			acb->firm_hd_channels);
 }
 
-static CLASS_DEVICE_ATTR(host_driver_version, S_IRUGO, arcmsr_attr_host_driver_version, NULL);
-static CLASS_DEVICE_ATTR(host_driver_posted_cmd, S_IRUGO, arcmsr_attr_host_driver_posted_cmd, NULL);
-static CLASS_DEVICE_ATTR(host_driver_reset, S_IRUGO, arcmsr_attr_host_driver_reset, NULL);
-static CLASS_DEVICE_ATTR(host_driver_abort, S_IRUGO, arcmsr_attr_host_driver_abort, NULL);
-static CLASS_DEVICE_ATTR(host_fw_model, S_IRUGO, arcmsr_attr_host_fw_model, NULL);
-static CLASS_DEVICE_ATTR(host_fw_version, S_IRUGO, arcmsr_attr_host_fw_version, NULL);
-static CLASS_DEVICE_ATTR(host_fw_request_len, S_IRUGO, arcmsr_attr_host_fw_request_len, NULL);
-static CLASS_DEVICE_ATTR(host_fw_numbers_queue, S_IRUGO, arcmsr_attr_host_fw_numbers_queue, NULL);
-static CLASS_DEVICE_ATTR(host_fw_sdram_size, S_IRUGO, arcmsr_attr_host_fw_sdram_size, NULL);
-static CLASS_DEVICE_ATTR(host_fw_hd_channels, S_IRUGO, arcmsr_attr_host_fw_hd_channels, NULL);
-
-struct class_device_attribute *arcmsr_host_attrs[] = {
-	&class_device_attr_host_driver_version,
-	&class_device_attr_host_driver_posted_cmd,
-	&class_device_attr_host_driver_reset,
-	&class_device_attr_host_driver_abort,
-	&class_device_attr_host_fw_model,
-	&class_device_attr_host_fw_version,
-	&class_device_attr_host_fw_request_len,
-	&class_device_attr_host_fw_numbers_queue,
-	&class_device_attr_host_fw_sdram_size,
-	&class_device_attr_host_fw_hd_channels,
+static DEVICE_ATTR(host_driver_version, S_IRUGO, arcmsr_attr_host_driver_version, NULL);
+static DEVICE_ATTR(host_driver_posted_cmd, S_IRUGO, arcmsr_attr_host_driver_posted_cmd, NULL);
+static DEVICE_ATTR(host_driver_reset, S_IRUGO, arcmsr_attr_host_driver_reset, NULL);
+static DEVICE_ATTR(host_driver_abort, S_IRUGO, arcmsr_attr_host_driver_abort, NULL);
+static DEVICE_ATTR(host_fw_model, S_IRUGO, arcmsr_attr_host_fw_model, NULL);
+static DEVICE_ATTR(host_fw_version, S_IRUGO, arcmsr_attr_host_fw_version, NULL);
+static DEVICE_ATTR(host_fw_request_len, S_IRUGO, arcmsr_attr_host_fw_request_len, NULL);
+static DEVICE_ATTR(host_fw_numbers_queue, S_IRUGO, arcmsr_attr_host_fw_numbers_queue, NULL);
+static DEVICE_ATTR(host_fw_sdram_size, S_IRUGO, arcmsr_attr_host_fw_sdram_size, NULL);
+static DEVICE_ATTR(host_fw_hd_channels, S_IRUGO, arcmsr_attr_host_fw_hd_channels, NULL);
+
+struct device_attribute *arcmsr_host_attrs[] = {
+	&dev_attr_host_driver_version,
+	&dev_attr_host_driver_posted_cmd,
+	&dev_attr_host_driver_reset,
+	&dev_attr_host_driver_abort,
+	&dev_attr_host_fw_model,
+	&dev_attr_host_fw_version,
+	&dev_attr_host_fw_request_len,
+	&dev_attr_host_fw_numbers_queue,
+	&dev_attr_host_fw_sdram_size,
+	&dev_attr_host_fw_hd_channels,
 	NULL,
 };
diff --git a/drivers/scsi/ch.c b/drivers/scsi/ch.c
index 92d1cb1b21cb..75c84d7b9ce8 100644
--- a/drivers/scsi/ch.c
+++ b/drivers/scsi/ch.c
@@ -881,7 +881,7 @@ static long ch_ioctl_compat(struct file * file,
 static int ch_probe(struct device *dev)
 {
 	struct scsi_device *sd = to_scsi_device(dev);
-	struct class_device *class_dev;
+	struct device *class_dev;
 	int minor, ret = -ENOMEM;
 	scsi_changer *ch;
 
@@ -910,11 +910,11 @@ static int ch_probe(struct device *dev)
 	ch->minor = minor;
 	sprintf(ch->name,"ch%d",ch->minor);
 
-	class_dev = class_device_create(ch_sysfs_class, NULL,
-					MKDEV(SCSI_CHANGER_MAJOR, ch->minor),
-					dev, "s%s", ch->name);
+	class_dev = device_create(ch_sysfs_class, dev,
+				  MKDEV(SCSI_CHANGER_MAJOR,ch->minor),
+				  "s%s", ch->name);
 	if (IS_ERR(class_dev)) {
-		printk(KERN_WARNING "ch%d: class_device_create failed\n",
+		printk(KERN_WARNING "ch%d: device_create failed\n",
 		       ch->minor);
 		ret = PTR_ERR(class_dev);
 		goto remove_idr;
@@ -945,8 +945,7 @@ static int ch_remove(struct device *dev)
 	idr_remove(&ch_index_idr, ch->minor);
 	spin_unlock(&ch_index_lock);
 
-	class_device_destroy(ch_sysfs_class,
-			     MKDEV(SCSI_CHANGER_MAJOR,ch->minor));
+	device_destroy(ch_sysfs_class, MKDEV(SCSI_CHANGER_MAJOR,ch->minor));
 	kfree(ch->dt);
 	kfree(ch);
 	return 0;
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 1592640a87b5..c264a8c5f01e 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -43,14 +43,14 @@
 static int scsi_host_next_hn;		/* host_no for next new host */
 
 
-static void scsi_host_cls_release(struct class_device *class_dev)
+static void scsi_host_cls_release(struct device *dev)
 {
-	put_device(&class_to_shost(class_dev)->shost_gendev);
+	put_device(&class_to_shost(dev)->shost_gendev);
 }
 
 static struct class shost_class = {
 	.name		= "scsi_host",
-	.release	= scsi_host_cls_release,
+	.dev_release	= scsi_host_cls_release,
 };
 
 /**
@@ -174,7 +174,7 @@ void scsi_remove_host(struct Scsi_Host *shost)
 	spin_unlock_irqrestore(shost->host_lock, flags);
 
 	transport_unregister_device(&shost->shost_gendev);
-	class_device_unregister(&shost->shost_classdev);
+	device_unregister(&shost->shost_dev);
 	device_del(&shost->shost_gendev);
 	scsi_proc_hostdir_rm(shost->hostt);
 }
@@ -212,7 +212,7 @@ int scsi_add_host(struct Scsi_Host *shost, struct device *dev)
 	scsi_host_set_state(shost, SHOST_RUNNING);
 	get_device(shost->shost_gendev.parent);
 
-	error = class_device_add(&shost->shost_classdev);
+	error = device_add(&shost->shost_dev);
 	if (error)
 		goto out_del_gendev;
 
@@ -223,7 +223,7 @@ int scsi_add_host(struct Scsi_Host *shost, struct device *dev)
 					 GFP_KERNEL);
 		if (shost->shost_data == NULL) {
 			error = -ENOMEM;
-			goto out_del_classdev;
+			goto out_del_dev;
 		}
 	}
 
@@ -250,8 +250,8 @@ int scsi_add_host(struct Scsi_Host *shost, struct device *dev)
 		destroy_workqueue(shost->work_q);
  out_free_shost_data:
 	kfree(shost->shost_data);
- out_del_classdev:
-	class_device_del(&shost->shost_classdev);
+ out_del_dev:
+	device_del(&shost->shost_dev);
  out_del_gendev:
 	device_del(&shost->shost_gendev);
  out:
@@ -385,11 +385,11 @@ struct Scsi_Host *scsi_host_alloc(struct scsi_host_template *sht, int privsize)
 		shost->host_no);
 	shost->shost_gendev.release = scsi_host_dev_release;
 
-	class_device_initialize(&shost->shost_classdev);
-	shost->shost_classdev.dev = &shost->shost_gendev;
-	shost->shost_classdev.class = &shost_class;
-	snprintf(shost->shost_classdev.class_id, BUS_ID_SIZE, "host%d",
-		  shost->host_no);
+	device_initialize(&shost->shost_dev);
+	shost->shost_dev.parent = &shost->shost_gendev;
+	shost->shost_dev.class = &shost_class;
+	snprintf(shost->shost_dev.bus_id, BUS_ID_SIZE, "host%d",
+		 shost->host_no);
 
 	shost->ehandler = kthread_run(scsi_error_handler, shost,
 			"scsi_eh_%d", shost->host_no);
@@ -432,12 +432,12 @@ void scsi_unregister(struct Scsi_Host *shost)
 }
 EXPORT_SYMBOL(scsi_unregister);
 
-static int __scsi_host_match(struct class_device *cdev, void *data)
+static int __scsi_host_match(struct device *dev, void *data)
 {
 	struct Scsi_Host *p;
 	unsigned short *hostnum = (unsigned short *)data;
 
-	p = class_to_shost(cdev);
+	p = class_to_shost(dev);
 	return p->host_no == *hostnum;
 }
 
@@ -450,10 +450,10 @@ static int __scsi_host_match(struct class_device *cdev, void *data)
  **/
 struct Scsi_Host *scsi_host_lookup(unsigned short hostnum)
 {
-	struct class_device *cdev;
+	struct device *cdev;
 	struct Scsi_Host *shost = ERR_PTR(-ENXIO);
 
-	cdev = class_find_child(&shost_class, &hostnum, __scsi_host_match);
+	cdev = class_find_device(&shost_class, &hostnum, __scsi_host_match);
 	if (cdev)
 		shost = scsi_host_get(class_to_shost(cdev));
 
diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c
index beecda991682..5b7be1e9841c 100644
--- a/drivers/scsi/hptiop.c
+++ b/drivers/scsi/hptiop.c
@@ -859,14 +859,16 @@ static int hptiop_adjust_disk_queue_depth(struct scsi_device *sdev,
 	return queue_depth;
 }
 
-static ssize_t hptiop_show_version(struct class_device *class_dev, char *buf)
+static ssize_t hptiop_show_version(struct device *dev,
+				   struct device_attribute *attr, char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, "%s\n", driver_ver);
 }
 
-static ssize_t hptiop_show_fw_version(struct class_device *class_dev, char *buf)
+static ssize_t hptiop_show_fw_version(struct device *dev,
+				      struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(class_dev);
+	struct Scsi_Host *host = class_to_shost(dev);
 	struct hptiop_hba *hba = (struct hptiop_hba *)host->hostdata;
 
 	return snprintf(buf, PAGE_SIZE, "%d.%d.%d.%d\n",
@@ -876,7 +878,7 @@ static ssize_t hptiop_show_fw_version(struct class_device *class_dev, char *buf)
 				hba->firmware_version & 0xff);
 }
 
-static struct class_device_attribute hptiop_attr_version = {
+static struct device_attribute hptiop_attr_version = {
 	.attr = {
 		.name = "driver-version",
 		.mode = S_IRUGO,
@@ -884,7 +886,7 @@ static struct class_device_attribute hptiop_attr_version = {
 	.show = hptiop_show_version,
 };
 
-static struct class_device_attribute hptiop_attr_fw_version = {
+static struct device_attribute hptiop_attr_fw_version = {
 	.attr = {
 		.name = "firmware-version",
 		.mode = S_IRUGO,
@@ -892,7 +894,7 @@ static struct class_device_attribute hptiop_attr_fw_version = {
 	.show = hptiop_show_fw_version,
 };
 
-static struct class_device_attribute *hptiop_attrs[] = {
+static struct device_attribute *hptiop_attrs[] = {
 	&hptiop_attr_version,
 	&hptiop_attr_fw_version,
 	NULL
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index 78d46a900bb5..4a922c57125e 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -1456,9 +1456,10 @@ static int ibmvscsi_change_queue_depth(struct scsi_device *sdev, int qdepth)
 /* ------------------------------------------------------------
  * sysfs attributes
  */
-static ssize_t show_host_srp_version(struct class_device *class_dev, char *buf)
+static ssize_t show_host_srp_version(struct device *dev,
+				     struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ibmvscsi_host_data *hostdata = shost_priv(shost);
 	int len;
 
@@ -1467,7 +1468,7 @@ static ssize_t show_host_srp_version(struct class_device *class_dev, char *buf)
 	return len;
 }
 
-static struct class_device_attribute ibmvscsi_host_srp_version = {
+static struct device_attribute ibmvscsi_host_srp_version = {
 	.attr = {
 		 .name = "srp_version",
 		 .mode = S_IRUGO,
@@ -1475,10 +1476,11 @@ static struct class_device_attribute ibmvscsi_host_srp_version = {
 	.show = show_host_srp_version,
 };
 
-static ssize_t show_host_partition_name(struct class_device *class_dev,
+static ssize_t show_host_partition_name(struct device *dev,
+					struct device_attribute *attr,
 					char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ibmvscsi_host_data *hostdata = shost_priv(shost);
 	int len;
 
@@ -1487,7 +1489,7 @@ static ssize_t show_host_partition_name(struct class_device *class_dev,
 	return len;
 }
 
-static struct class_device_attribute ibmvscsi_host_partition_name = {
+static struct device_attribute ibmvscsi_host_partition_name = {
 	.attr = {
 		 .name = "partition_name",
 		 .mode = S_IRUGO,
@@ -1495,10 +1497,11 @@ static struct class_device_attribute ibmvscsi_host_partition_name = {
 	.show = show_host_partition_name,
 };
 
-static ssize_t show_host_partition_number(struct class_device *class_dev,
+static ssize_t show_host_partition_number(struct device *dev,
+					  struct device_attribute *attr,
 					  char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ibmvscsi_host_data *hostdata = shost_priv(shost);
 	int len;
 
@@ -1507,7 +1510,7 @@ static ssize_t show_host_partition_number(struct class_device *class_dev,
 	return len;
 }
 
-static struct class_device_attribute ibmvscsi_host_partition_number = {
+static struct device_attribute ibmvscsi_host_partition_number = {
 	.attr = {
 		 .name = "partition_number",
 		 .mode = S_IRUGO,
@@ -1515,9 +1518,10 @@ static struct class_device_attribute ibmvscsi_host_partition_number = {
 	.show = show_host_partition_number,
 };
 
-static ssize_t show_host_mad_version(struct class_device *class_dev, char *buf)
+static ssize_t show_host_mad_version(struct device *dev,
+				     struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ibmvscsi_host_data *hostdata = shost_priv(shost);
 	int len;
 
@@ -1526,7 +1530,7 @@ static ssize_t show_host_mad_version(struct class_device *class_dev, char *buf)
 	return len;
 }
 
-static struct class_device_attribute ibmvscsi_host_mad_version = {
+static struct device_attribute ibmvscsi_host_mad_version = {
 	.attr = {
 		 .name = "mad_version",
 		 .mode = S_IRUGO,
@@ -1534,9 +1538,10 @@ static struct class_device_attribute ibmvscsi_host_mad_version = {
 	.show = show_host_mad_version,
 };
 
-static ssize_t show_host_os_type(struct class_device *class_dev, char *buf)
+static ssize_t show_host_os_type(struct device *dev,
+				 struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ibmvscsi_host_data *hostdata = shost_priv(shost);
 	int len;
 
@@ -1544,7 +1549,7 @@ static ssize_t show_host_os_type(struct class_device *class_dev, char *buf)
 	return len;
 }
 
-static struct class_device_attribute ibmvscsi_host_os_type = {
+static struct device_attribute ibmvscsi_host_os_type = {
 	.attr = {
 		 .name = "os_type",
 		 .mode = S_IRUGO,
@@ -1552,9 +1557,10 @@ static struct class_device_attribute ibmvscsi_host_os_type = {
 	.show = show_host_os_type,
 };
 
-static ssize_t show_host_config(struct class_device *class_dev, char *buf)
+static ssize_t show_host_config(struct device *dev,
+				struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ibmvscsi_host_data *hostdata = shost_priv(shost);
 
 	/* returns null-terminated host config data */
@@ -1564,7 +1570,7 @@ static ssize_t show_host_config(struct class_device *class_dev, char *buf)
 		return 0;
 }
 
-static struct class_device_attribute ibmvscsi_host_config = {
+static struct device_attribute ibmvscsi_host_config = {
 	.attr = {
 		 .name = "config",
 		 .mode = S_IRUGO,
@@ -1572,7 +1578,7 @@ static struct class_device_attribute ibmvscsi_host_config = {
 	.show = show_host_config,
 };
 
-static struct class_device_attribute *ibmvscsi_attrs[] = {
+static struct device_attribute *ibmvscsi_attrs[] = {
 	&ibmvscsi_host_srp_version,
 	&ibmvscsi_host_partition_name,
 	&ibmvscsi_host_partition_number,
diff --git a/drivers/scsi/ibmvscsi/ibmvstgt.c b/drivers/scsi/ibmvscsi/ibmvstgt.c
index e5881e92d0fb..3b9514c8f1f1 100644
--- a/drivers/scsi/ibmvscsi/ibmvstgt.c
+++ b/drivers/scsi/ibmvscsi/ibmvstgt.c
@@ -780,32 +780,35 @@ static int ibmvstgt_it_nexus_response(struct Scsi_Host *shost, u64 itn_id,
 	return 0;
 }
 
-static ssize_t system_id_show(struct class_device *cdev, char *buf)
+static ssize_t system_id_show(struct device *dev,
+			      struct device_attribute *attr, char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, "%s\n", system_id);
 }
 
-static ssize_t partition_number_show(struct class_device *cdev, char *buf)
+static ssize_t partition_number_show(struct device *dev,
+				     struct device_attribute *attr, char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, "%x\n", partition_number);
 }
 
-static ssize_t unit_address_show(struct class_device *cdev, char *buf)
+static ssize_t unit_address_show(struct device *dev,
+				  struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(cdev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct srp_target *target = host_to_srp_target(shost);
 	struct vio_port *vport = target_to_port(target);
 	return snprintf(buf, PAGE_SIZE, "%x\n", vport->dma_dev->unit_address);
 }
 
-static CLASS_DEVICE_ATTR(system_id, S_IRUGO, system_id_show, NULL);
-static CLASS_DEVICE_ATTR(partition_number, S_IRUGO, partition_number_show, NULL);
-static CLASS_DEVICE_ATTR(unit_address, S_IRUGO, unit_address_show, NULL);
+static DEVICE_ATTR(system_id, S_IRUGO, system_id_show, NULL);
+static DEVICE_ATTR(partition_number, S_IRUGO, partition_number_show, NULL);
+static DEVICE_ATTR(unit_address, S_IRUGO, unit_address_show, NULL);
 
-static struct class_device_attribute *ibmvstgt_attrs[] = {
-	&class_device_attr_system_id,
-	&class_device_attr_partition_number,
-	&class_device_attr_unit_address,
+static struct device_attribute *ibmvstgt_attrs[] = {
+	&dev_attr_system_id,
+	&dev_attr_partition_number,
+	&dev_attr_unit_address,
 	NULL,
 };
 
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 65dc18dea845..de5ae6a65029 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -2431,7 +2431,7 @@ restart:
 	}
 
 	spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
-	kobject_uevent(&ioa_cfg->host->shost_classdev.kobj, KOBJ_CHANGE);
+	kobject_uevent(&ioa_cfg->host->shost_dev.kobj, KOBJ_CHANGE);
 	LEAVE;
 }
 
@@ -2451,8 +2451,8 @@ static ssize_t ipr_read_trace(struct kobject *kobj,
 			      struct bin_attribute *bin_attr,
 			      char *buf, loff_t off, size_t count)
 {
-	struct class_device *cdev = container_of(kobj,struct class_device,kobj);
-	struct Scsi_Host *shost = class_to_shost(cdev);
+	struct device *dev = container_of(kobj, struct device, kobj);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	unsigned long lock_flags = 0;
 	int size = IPR_TRACE_SIZE;
@@ -2492,15 +2492,16 @@ static const struct {
 
 /**
  * ipr_show_write_caching - Show the write caching attribute
- * @class_dev:	class device struct
- * @buf:		buffer
+ * @dev:	device struct
+ * @buf:	buffer
  *
  * Return value:
  *	number of bytes printed to buffer
  **/
-static ssize_t ipr_show_write_caching(struct class_device *class_dev, char *buf)
+static ssize_t ipr_show_write_caching(struct device *dev,
+				      struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	unsigned long lock_flags = 0;
 	int i, len = 0;
@@ -2519,19 +2520,20 @@ static ssize_t ipr_show_write_caching(struct class_device *class_dev, char *buf)
 
 /**
  * ipr_store_write_caching - Enable/disable adapter write cache
- * @class_dev:	class_device struct
- * @buf:		buffer
- * @count:		buffer size
+ * @dev:	device struct
+ * @buf:	buffer
+ * @count:	buffer size
  *
  * This function will enable/disable adapter write cache.
  *
  * Return value:
  * 	count on success / other on failure
  **/
-static ssize_t ipr_store_write_caching(struct class_device *class_dev,
-					const char *buf, size_t count)
+static ssize_t ipr_store_write_caching(struct device *dev,
+				       struct device_attribute *attr,
+				       const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	unsigned long lock_flags = 0;
 	enum ipr_cache_state new_state = CACHE_INVALID;
@@ -2569,7 +2571,7 @@ static ssize_t ipr_store_write_caching(struct class_device *class_dev,
 	return count;
 }
 
-static struct class_device_attribute ipr_ioa_cache_attr = {
+static struct device_attribute ipr_ioa_cache_attr = {
 	.attr = {
 		.name =		"write_cache",
 		.mode =		S_IRUGO | S_IWUSR,
@@ -2580,15 +2582,16 @@ static struct class_device_attribute ipr_ioa_cache_attr = {
 
 /**
  * ipr_show_fw_version - Show the firmware version
- * @class_dev:	class device struct
- * @buf:		buffer
+ * @dev:	class device struct
+ * @buf:	buffer
  *
  * Return value:
  *	number of bytes printed to buffer
  **/
-static ssize_t ipr_show_fw_version(struct class_device *class_dev, char *buf)
+static ssize_t ipr_show_fw_version(struct device *dev,
+				   struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	struct ipr_inquiry_page3 *ucode_vpd = &ioa_cfg->vpd_cbs->page3_data;
 	unsigned long lock_flags = 0;
@@ -2603,7 +2606,7 @@ static ssize_t ipr_show_fw_version(struct class_device *class_dev, char *buf)
 	return len;
 }
 
-static struct class_device_attribute ipr_fw_version_attr = {
+static struct device_attribute ipr_fw_version_attr = {
 	.attr = {
 		.name =		"fw_version",
 		.mode =		S_IRUGO,
@@ -2613,15 +2616,16 @@ static struct class_device_attribute ipr_fw_version_attr = {
 
 /**
  * ipr_show_log_level - Show the adapter's error logging level
- * @class_dev:	class device struct
- * @buf:		buffer
+ * @dev:	class device struct
+ * @buf:	buffer
  *
  * Return value:
  * 	number of bytes printed to buffer
  **/
-static ssize_t ipr_show_log_level(struct class_device *class_dev, char *buf)
+static ssize_t ipr_show_log_level(struct device *dev,
+				   struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	unsigned long lock_flags = 0;
 	int len;
@@ -2634,16 +2638,17 @@ static ssize_t ipr_show_log_level(struct class_device *class_dev, char *buf)
 
 /**
  * ipr_store_log_level - Change the adapter's error logging level
- * @class_dev:	class device struct
- * @buf:		buffer
+ * @dev:	class device struct
+ * @buf:	buffer
  *
  * Return value:
  * 	number of bytes printed to buffer
  **/
-static ssize_t ipr_store_log_level(struct class_device *class_dev,
+static ssize_t ipr_store_log_level(struct device *dev,
+			           struct device_attribute *attr,
 				   const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	unsigned long lock_flags = 0;
 
@@ -2653,7 +2658,7 @@ static ssize_t ipr_store_log_level(struct class_device *class_dev,
 	return strlen(buf);
 }
 
-static struct class_device_attribute ipr_log_level_attr = {
+static struct device_attribute ipr_log_level_attr = {
 	.attr = {
 		.name =		"log_level",
 		.mode =		S_IRUGO | S_IWUSR,
@@ -2664,9 +2669,9 @@ static struct class_device_attribute ipr_log_level_attr = {
 
 /**
  * ipr_store_diagnostics - IOA Diagnostics interface
- * @class_dev:	class_device struct
- * @buf:		buffer
- * @count:		buffer size
+ * @dev:	device struct
+ * @buf:	buffer
+ * @count:	buffer size
  *
  * This function will reset the adapter and wait a reasonable
  * amount of time for any errors that the adapter might log.
@@ -2674,10 +2679,11 @@ static struct class_device_attribute ipr_log_level_attr = {
  * Return value:
  * 	count on success / other on failure
  **/
-static ssize_t ipr_store_diagnostics(struct class_device *class_dev,
+static ssize_t ipr_store_diagnostics(struct device *dev,
+				     struct device_attribute *attr,
 				     const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	unsigned long lock_flags = 0;
 	int rc = count;
@@ -2714,7 +2720,7 @@ static ssize_t ipr_store_diagnostics(struct class_device *class_dev,
 	return rc;
 }
 
-static struct class_device_attribute ipr_diagnostics_attr = {
+static struct device_attribute ipr_diagnostics_attr = {
 	.attr = {
 		.name =		"run_diagnostics",
 		.mode =		S_IWUSR,
@@ -2724,15 +2730,16 @@ static struct class_device_attribute ipr_diagnostics_attr = {
 
 /**
  * ipr_show_adapter_state - Show the adapter's state
- * @class_dev:	class device struct
- * @buf:		buffer
+ * @class_dev:	device struct
+ * @buf:	buffer
  *
  * Return value:
  * 	number of bytes printed to buffer
  **/
-static ssize_t ipr_show_adapter_state(struct class_device *class_dev, char *buf)
+static ssize_t ipr_show_adapter_state(struct device *dev,
+				      struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	unsigned long lock_flags = 0;
 	int len;
@@ -2748,19 +2755,20 @@ static ssize_t ipr_show_adapter_state(struct class_device *class_dev, char *buf)
 
 /**
  * ipr_store_adapter_state - Change adapter state
- * @class_dev:	class_device struct
- * @buf:		buffer
- * @count:		buffer size
+ * @dev:	device struct
+ * @buf:	buffer
+ * @count:	buffer size
  *
  * This function will change the adapter's state.
  *
  * Return value:
  * 	count on success / other on failure
  **/
-static ssize_t ipr_store_adapter_state(struct class_device *class_dev,
+static ssize_t ipr_store_adapter_state(struct device *dev,
+				       struct device_attribute *attr,
 				       const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	unsigned long lock_flags;
 	int result = count;
@@ -2781,7 +2789,7 @@ static ssize_t ipr_store_adapter_state(struct class_device *class_dev,
 	return result;
 }
 
-static struct class_device_attribute ipr_ioa_state_attr = {
+static struct device_attribute ipr_ioa_state_attr = {
 	.attr = {
 		.name =		"state",
 		.mode =		S_IRUGO | S_IWUSR,
@@ -2792,19 +2800,20 @@ static struct class_device_attribute ipr_ioa_state_attr = {
 
 /**
  * ipr_store_reset_adapter - Reset the adapter
- * @class_dev:	class_device struct
- * @buf:		buffer
- * @count:		buffer size
+ * @dev:	device struct
+ * @buf:	buffer
+ * @count:	buffer size
  *
  * This function will reset the adapter.
  *
  * Return value:
  * 	count on success / other on failure
  **/
-static ssize_t ipr_store_reset_adapter(struct class_device *class_dev,
+static ssize_t ipr_store_reset_adapter(struct device *dev,
+				       struct device_attribute *attr,
 				       const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	unsigned long lock_flags;
 	int result = count;
@@ -2821,7 +2830,7 @@ static ssize_t ipr_store_reset_adapter(struct class_device *class_dev,
 	return result;
 }
 
-static struct class_device_attribute ipr_ioa_reset_attr = {
+static struct device_attribute ipr_ioa_reset_attr = {
 	.attr = {
 		.name =		"reset_host",
 		.mode =		S_IWUSR,
@@ -3054,19 +3063,20 @@ static int ipr_update_ioa_ucode(struct ipr_ioa_cfg *ioa_cfg,
 
 /**
  * ipr_store_update_fw - Update the firmware on the adapter
- * @class_dev:	class_device struct
- * @buf:		buffer
- * @count:		buffer size
+ * @class_dev:	device struct
+ * @buf:	buffer
+ * @count:	buffer size
  *
  * This function will update the firmware on the adapter.
  *
  * Return value:
  * 	count on success / other on failure
  **/
-static ssize_t ipr_store_update_fw(struct class_device *class_dev,
-				       const char *buf, size_t count)
+static ssize_t ipr_store_update_fw(struct device *dev,
+				   struct device_attribute *attr,
+				   const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	struct ipr_ucode_image_header *image_hdr;
 	const struct firmware *fw_entry;
@@ -3124,7 +3134,7 @@ out:
 	return result;
 }
 
-static struct class_device_attribute ipr_update_fw_attr = {
+static struct device_attribute ipr_update_fw_attr = {
 	.attr = {
 		.name =		"update_fw",
 		.mode =		S_IWUSR,
@@ -3132,7 +3142,7 @@ static struct class_device_attribute ipr_update_fw_attr = {
 	.store = ipr_store_update_fw
 };
 
-static struct class_device_attribute *ipr_ioa_attrs[] = {
+static struct device_attribute *ipr_ioa_attrs[] = {
 	&ipr_fw_version_attr,
 	&ipr_log_level_attr,
 	&ipr_diagnostics_attr,
@@ -3159,7 +3169,7 @@ static ssize_t ipr_read_dump(struct kobject *kobj,
 			     struct bin_attribute *bin_attr,
 			     char *buf, loff_t off, size_t count)
 {
-	struct class_device *cdev = container_of(kobj,struct class_device,kobj);
+	struct device *cdev = container_of(kobj, struct device, kobj);
 	struct Scsi_Host *shost = class_to_shost(cdev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	struct ipr_dump *dump;
@@ -3322,7 +3332,7 @@ static ssize_t ipr_write_dump(struct kobject *kobj,
 			      struct bin_attribute *bin_attr,
 			      char *buf, loff_t off, size_t count)
 {
-	struct class_device *cdev = container_of(kobj,struct class_device,kobj);
+	struct device *cdev = container_of(kobj, struct device, kobj);
 	struct Scsi_Host *shost = class_to_shost(cdev);
 	struct ipr_ioa_cfg *ioa_cfg = (struct ipr_ioa_cfg *)shost->hostdata;
 	int rc;
@@ -7671,9 +7681,9 @@ static void ipr_remove(struct pci_dev *pdev)
 
 	ENTER;
 
-	ipr_remove_trace_file(&ioa_cfg->host->shost_classdev.kobj,
+	ipr_remove_trace_file(&ioa_cfg->host->shost_dev.kobj,
 			      &ipr_trace_attr);
-	ipr_remove_dump_file(&ioa_cfg->host->shost_classdev.kobj,
+	ipr_remove_dump_file(&ioa_cfg->host->shost_dev.kobj,
 			     &ipr_dump_attr);
 	scsi_remove_host(ioa_cfg->host);
 
@@ -7714,7 +7724,7 @@ static int __devinit ipr_probe(struct pci_dev *pdev,
 		return rc;
 	}
 
-	rc = ipr_create_trace_file(&ioa_cfg->host->shost_classdev.kobj,
+	rc = ipr_create_trace_file(&ioa_cfg->host->shost_dev.kobj,
 				   &ipr_trace_attr);
 
 	if (rc) {
@@ -7723,11 +7733,11 @@ static int __devinit ipr_probe(struct pci_dev *pdev,
 		return rc;
 	}
 
-	rc = ipr_create_dump_file(&ioa_cfg->host->shost_classdev.kobj,
+	rc = ipr_create_dump_file(&ioa_cfg->host->shost_dev.kobj,
 				   &ipr_dump_attr);
 
 	if (rc) {
-		ipr_remove_trace_file(&ioa_cfg->host->shost_classdev.kobj,
+		ipr_remove_trace_file(&ioa_cfg->host->shost_dev.kobj,
 				      &ipr_trace_attr);
 		scsi_remove_host(ioa_cfg->host);
 		__ipr_remove(pdev);
diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c
index 74c9fc204211..a9fbb3f88659 100644
--- a/drivers/scsi/lpfc/lpfc_attr.c
+++ b/drivers/scsi/lpfc/lpfc_attr.c
@@ -66,23 +66,26 @@ lpfc_jedec_to_ascii(int incr, char hdw[])
 }
 
 static ssize_t
-lpfc_drvr_version_show(struct class_device *cdev, char *buf)
+lpfc_drvr_version_show(struct device *dev, struct device_attribute *attr,
+		       char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, LPFC_MODULE_DESC "\n");
 }
 
 static ssize_t
-lpfc_info_show(struct class_device *cdev, char *buf)
+lpfc_info_show(struct device *dev, struct device_attribute *attr,
+	       char *buf)
 {
-	struct Scsi_Host *host = class_to_shost(cdev);
+	struct Scsi_Host *host = class_to_shost(dev);
 
 	return snprintf(buf, PAGE_SIZE, "%s\n",lpfc_info(host));
 }
 
 static ssize_t
-lpfc_serialnum_show(struct class_device *cdev, char *buf)
+lpfc_serialnum_show(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -90,18 +93,20 @@ lpfc_serialnum_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_temp_sensor_show(struct class_device *cdev, char *buf)
+lpfc_temp_sensor_show(struct device *dev, struct device_attribute *attr,
+		      char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(cdev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	return snprintf(buf, PAGE_SIZE, "%d\n",phba->temp_sensor_support);
 }
 
 static ssize_t
-lpfc_modeldesc_show(struct class_device *cdev, char *buf)
+lpfc_modeldesc_show(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -109,9 +114,10 @@ lpfc_modeldesc_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_modelname_show(struct class_device *cdev, char *buf)
+lpfc_modelname_show(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -119,9 +125,10 @@ lpfc_modelname_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_programtype_show(struct class_device *cdev, char *buf)
+lpfc_programtype_show(struct device *dev, struct device_attribute *attr,
+		      char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -129,9 +136,10 @@ lpfc_programtype_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_vportnum_show(struct class_device *cdev, char *buf)
+lpfc_vportnum_show(struct device *dev, struct device_attribute *attr,
+		   char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -139,9 +147,10 @@ lpfc_vportnum_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_fwrev_show(struct class_device *cdev, char *buf)
+lpfc_fwrev_show(struct device *dev, struct device_attribute *attr,
+		char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	char fwrev[32];
@@ -151,10 +160,10 @@ lpfc_fwrev_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_hdw_show(struct class_device *cdev, char *buf)
+lpfc_hdw_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
 	char hdw[9];
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	lpfc_vpd_t *vp = &phba->vpd;
@@ -163,18 +172,20 @@ lpfc_hdw_show(struct class_device *cdev, char *buf)
 	return snprintf(buf, PAGE_SIZE, "%s\n", hdw);
 }
 static ssize_t
-lpfc_option_rom_version_show(struct class_device *cdev, char *buf)
+lpfc_option_rom_version_show(struct device *dev, struct device_attribute *attr,
+			     char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
 	return snprintf(buf, PAGE_SIZE, "%s\n", phba->OptionROMVersion);
 }
 static ssize_t
-lpfc_state_show(struct class_device *cdev, char *buf)
+lpfc_state_show(struct device *dev, struct device_attribute *attr,
+		char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	int  len = 0;
@@ -243,9 +254,10 @@ lpfc_state_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_num_discovered_ports_show(struct class_device *cdev, char *buf)
+lpfc_num_discovered_ports_show(struct device *dev,
+			       struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 
 	return snprintf(buf, PAGE_SIZE, "%d\n",
@@ -367,9 +379,10 @@ lpfc_selective_reset(struct lpfc_hba *phba)
 }
 
 static ssize_t
-lpfc_issue_reset(struct class_device *cdev, const char *buf, size_t count)
+lpfc_issue_reset(struct device *dev, struct device_attribute *attr,
+		 const char *buf, size_t count)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -385,9 +398,10 @@ lpfc_issue_reset(struct class_device *cdev, const char *buf, size_t count)
 }
 
 static ssize_t
-lpfc_nport_evt_cnt_show(struct class_device *cdev, char *buf)
+lpfc_nport_evt_cnt_show(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -395,9 +409,10 @@ lpfc_nport_evt_cnt_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_board_mode_show(struct class_device *cdev, char *buf)
+lpfc_board_mode_show(struct device *dev, struct device_attribute *attr,
+		     char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	char  * state;
@@ -415,9 +430,10 @@ lpfc_board_mode_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_board_mode_store(struct class_device *cdev, const char *buf, size_t count)
+lpfc_board_mode_store(struct device *dev, struct device_attribute *attr,
+		      const char *buf, size_t count)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	struct completion online_compl;
@@ -509,9 +525,10 @@ lpfc_get_hba_info(struct lpfc_hba *phba,
 }
 
 static ssize_t
-lpfc_max_rpi_show(struct class_device *cdev, char *buf)
+lpfc_max_rpi_show(struct device *dev, struct device_attribute *attr,
+		  char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	uint32_t cnt;
@@ -522,9 +539,10 @@ lpfc_max_rpi_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_used_rpi_show(struct class_device *cdev, char *buf)
+lpfc_used_rpi_show(struct device *dev, struct device_attribute *attr,
+		   char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	uint32_t cnt, acnt;
@@ -535,9 +553,10 @@ lpfc_used_rpi_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_max_xri_show(struct class_device *cdev, char *buf)
+lpfc_max_xri_show(struct device *dev, struct device_attribute *attr,
+		  char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	uint32_t cnt;
@@ -548,9 +567,10 @@ lpfc_max_xri_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_used_xri_show(struct class_device *cdev, char *buf)
+lpfc_used_xri_show(struct device *dev, struct device_attribute *attr,
+		   char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	uint32_t cnt, acnt;
@@ -561,9 +581,10 @@ lpfc_used_xri_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_max_vpi_show(struct class_device *cdev, char *buf)
+lpfc_max_vpi_show(struct device *dev, struct device_attribute *attr,
+		  char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	uint32_t cnt;
@@ -574,9 +595,10 @@ lpfc_max_vpi_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_used_vpi_show(struct class_device *cdev, char *buf)
+lpfc_used_vpi_show(struct device *dev, struct device_attribute *attr,
+		   char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	uint32_t cnt, acnt;
@@ -587,9 +609,10 @@ lpfc_used_vpi_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_npiv_info_show(struct class_device *cdev, char *buf)
+lpfc_npiv_info_show(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -601,9 +624,10 @@ lpfc_npiv_info_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_poll_show(struct class_device *cdev, char *buf)
+lpfc_poll_show(struct device *dev, struct device_attribute *attr,
+	       char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -611,10 +635,10 @@ lpfc_poll_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-lpfc_poll_store(struct class_device *cdev, const char *buf,
-		size_t count)
+lpfc_poll_store(struct device *dev, struct device_attribute *attr,
+		const char *buf, size_t count)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	uint32_t creg_val;
@@ -670,9 +694,10 @@ lpfc_poll_store(struct class_device *cdev, const char *buf,
 
 #define lpfc_param_show(attr)	\
 static ssize_t \
-lpfc_##attr##_show(struct class_device *cdev, char *buf) \
+lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \
+		   char *buf) \
 { \
-	struct Scsi_Host  *shost = class_to_shost(cdev);\
+	struct Scsi_Host  *shost = class_to_shost(dev);\
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
 	struct lpfc_hba   *phba = vport->phba;\
 	int val = 0;\
@@ -683,9 +708,10 @@ lpfc_##attr##_show(struct class_device *cdev, char *buf) \
 
 #define lpfc_param_hex_show(attr)	\
 static ssize_t \
-lpfc_##attr##_show(struct class_device *cdev, char *buf) \
+lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \
+		   char *buf) \
 { \
-	struct Scsi_Host  *shost = class_to_shost(cdev);\
+	struct Scsi_Host  *shost = class_to_shost(dev);\
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
 	struct lpfc_hba   *phba = vport->phba;\
 	int val = 0;\
@@ -725,9 +751,10 @@ lpfc_##attr##_set(struct lpfc_hba *phba, int val) \
 
 #define lpfc_param_store(attr)	\
 static ssize_t \
-lpfc_##attr##_store(struct class_device *cdev, const char *buf, size_t count) \
+lpfc_##attr##_store(struct device *dev, struct device_attribute *attr, \
+		    const char *buf, size_t count) \
 { \
-	struct Scsi_Host  *shost = class_to_shost(cdev);\
+	struct Scsi_Host  *shost = class_to_shost(dev);\
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
 	struct lpfc_hba   *phba = vport->phba;\
 	int val=0;\
@@ -743,9 +770,10 @@ lpfc_##attr##_store(struct class_device *cdev, const char *buf, size_t count) \
 
 #define lpfc_vport_param_show(attr)	\
 static ssize_t \
-lpfc_##attr##_show(struct class_device *cdev, char *buf) \
+lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \
+		   char *buf) \
 { \
-	struct Scsi_Host  *shost = class_to_shost(cdev);\
+	struct Scsi_Host  *shost = class_to_shost(dev);\
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
 	int val = 0;\
 	val = vport->cfg_##attr;\
@@ -754,9 +782,10 @@ lpfc_##attr##_show(struct class_device *cdev, char *buf) \
 
 #define lpfc_vport_param_hex_show(attr)	\
 static ssize_t \
-lpfc_##attr##_show(struct class_device *cdev, char *buf) \
+lpfc_##attr##_show(struct device *dev, struct device_attribute *attr, \
+		   char *buf) \
 { \
-	struct Scsi_Host  *shost = class_to_shost(cdev);\
+	struct Scsi_Host  *shost = class_to_shost(dev);\
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
 	int val = 0;\
 	val = vport->cfg_##attr;\
@@ -794,9 +823,10 @@ lpfc_##attr##_set(struct lpfc_vport *vport, int val) \
 
 #define lpfc_vport_param_store(attr)	\
 static ssize_t \
-lpfc_##attr##_store(struct class_device *cdev, const char *buf, size_t count) \
+lpfc_##attr##_store(struct device *dev, struct device_attribute *attr, \
+		    const char *buf, size_t count) \
 { \
-	struct Scsi_Host  *shost = class_to_shost(cdev);\
+	struct Scsi_Host  *shost = class_to_shost(dev);\
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;\
 	int val=0;\
 	if (!isdigit(buf[0]))\
@@ -822,7 +852,7 @@ module_param(lpfc_##name, int, 0);\
 MODULE_PARM_DESC(lpfc_##name, desc);\
 lpfc_param_show(name)\
 lpfc_param_init(name, defval, minval, maxval)\
-static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
+static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
 
 #define LPFC_ATTR_RW(name, defval, minval, maxval, desc) \
 static int lpfc_##name = defval;\
@@ -832,8 +862,8 @@ lpfc_param_show(name)\
 lpfc_param_init(name, defval, minval, maxval)\
 lpfc_param_set(name, defval, minval, maxval)\
 lpfc_param_store(name)\
-static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
-			 lpfc_##name##_show, lpfc_##name##_store)
+static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
+		   lpfc_##name##_show, lpfc_##name##_store)
 
 #define LPFC_ATTR_HEX_R(name, defval, minval, maxval, desc) \
 static int lpfc_##name = defval;\
@@ -841,7 +871,7 @@ module_param(lpfc_##name, int, 0);\
 MODULE_PARM_DESC(lpfc_##name, desc);\
 lpfc_param_hex_show(name)\
 lpfc_param_init(name, defval, minval, maxval)\
-static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
+static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
 
 #define LPFC_ATTR_HEX_RW(name, defval, minval, maxval, desc) \
 static int lpfc_##name = defval;\
@@ -851,8 +881,8 @@ lpfc_param_hex_show(name)\
 lpfc_param_init(name, defval, minval, maxval)\
 lpfc_param_set(name, defval, minval, maxval)\
 lpfc_param_store(name)\
-static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
-			 lpfc_##name##_show, lpfc_##name##_store)
+static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
+		   lpfc_##name##_show, lpfc_##name##_store)
 
 #define LPFC_VPORT_ATTR(name, defval, minval, maxval, desc) \
 static int lpfc_##name = defval;\
@@ -866,7 +896,7 @@ module_param(lpfc_##name, int, 0);\
 MODULE_PARM_DESC(lpfc_##name, desc);\
 lpfc_vport_param_show(name)\
 lpfc_vport_param_init(name, defval, minval, maxval)\
-static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
+static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
 
 #define LPFC_VPORT_ATTR_RW(name, defval, minval, maxval, desc) \
 static int lpfc_##name = defval;\
@@ -876,8 +906,8 @@ lpfc_vport_param_show(name)\
 lpfc_vport_param_init(name, defval, minval, maxval)\
 lpfc_vport_param_set(name, defval, minval, maxval)\
 lpfc_vport_param_store(name)\
-static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
-			 lpfc_##name##_show, lpfc_##name##_store)
+static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
+		   lpfc_##name##_show, lpfc_##name##_store)
 
 #define LPFC_VPORT_ATTR_HEX_R(name, defval, minval, maxval, desc) \
 static int lpfc_##name = defval;\
@@ -885,7 +915,7 @@ module_param(lpfc_##name, int, 0);\
 MODULE_PARM_DESC(lpfc_##name, desc);\
 lpfc_vport_param_hex_show(name)\
 lpfc_vport_param_init(name, defval, minval, maxval)\
-static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
+static DEVICE_ATTR(lpfc_##name, S_IRUGO , lpfc_##name##_show, NULL)
 
 #define LPFC_VPORT_ATTR_HEX_RW(name, defval, minval, maxval, desc) \
 static int lpfc_##name = defval;\
@@ -895,46 +925,44 @@ lpfc_vport_param_hex_show(name)\
 lpfc_vport_param_init(name, defval, minval, maxval)\
 lpfc_vport_param_set(name, defval, minval, maxval)\
 lpfc_vport_param_store(name)\
-static CLASS_DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
-			 lpfc_##name##_show, lpfc_##name##_store)
-
-static CLASS_DEVICE_ATTR(info, S_IRUGO, lpfc_info_show, NULL);
-static CLASS_DEVICE_ATTR(serialnum, S_IRUGO, lpfc_serialnum_show, NULL);
-static CLASS_DEVICE_ATTR(modeldesc, S_IRUGO, lpfc_modeldesc_show, NULL);
-static CLASS_DEVICE_ATTR(modelname, S_IRUGO, lpfc_modelname_show, NULL);
-static CLASS_DEVICE_ATTR(programtype, S_IRUGO, lpfc_programtype_show, NULL);
-static CLASS_DEVICE_ATTR(portnum, S_IRUGO, lpfc_vportnum_show, NULL);
-static CLASS_DEVICE_ATTR(fwrev, S_IRUGO, lpfc_fwrev_show, NULL);
-static CLASS_DEVICE_ATTR(hdw, S_IRUGO, lpfc_hdw_show, NULL);
-static CLASS_DEVICE_ATTR(state, S_IRUGO, lpfc_state_show, NULL);
-static CLASS_DEVICE_ATTR(option_rom_version, S_IRUGO,
-					lpfc_option_rom_version_show, NULL);
-static CLASS_DEVICE_ATTR(num_discovered_ports, S_IRUGO,
-					lpfc_num_discovered_ports_show, NULL);
-static CLASS_DEVICE_ATTR(nport_evt_cnt, S_IRUGO, lpfc_nport_evt_cnt_show, NULL);
-static CLASS_DEVICE_ATTR(lpfc_drvr_version, S_IRUGO, lpfc_drvr_version_show,
-			 NULL);
-static CLASS_DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR,
-			 lpfc_board_mode_show, lpfc_board_mode_store);
-static CLASS_DEVICE_ATTR(issue_reset, S_IWUSR, NULL, lpfc_issue_reset);
-static CLASS_DEVICE_ATTR(max_vpi, S_IRUGO, lpfc_max_vpi_show, NULL);
-static CLASS_DEVICE_ATTR(used_vpi, S_IRUGO, lpfc_used_vpi_show, NULL);
-static CLASS_DEVICE_ATTR(max_rpi, S_IRUGO, lpfc_max_rpi_show, NULL);
-static CLASS_DEVICE_ATTR(used_rpi, S_IRUGO, lpfc_used_rpi_show, NULL);
-static CLASS_DEVICE_ATTR(max_xri, S_IRUGO, lpfc_max_xri_show, NULL);
-static CLASS_DEVICE_ATTR(used_xri, S_IRUGO, lpfc_used_xri_show, NULL);
-static CLASS_DEVICE_ATTR(npiv_info, S_IRUGO, lpfc_npiv_info_show, NULL);
-static CLASS_DEVICE_ATTR(lpfc_temp_sensor, S_IRUGO, lpfc_temp_sensor_show,
-			 NULL);
+static DEVICE_ATTR(lpfc_##name, S_IRUGO | S_IWUSR,\
+		   lpfc_##name##_show, lpfc_##name##_store)
+
+static DEVICE_ATTR(info, S_IRUGO, lpfc_info_show, NULL);
+static DEVICE_ATTR(serialnum, S_IRUGO, lpfc_serialnum_show, NULL);
+static DEVICE_ATTR(modeldesc, S_IRUGO, lpfc_modeldesc_show, NULL);
+static DEVICE_ATTR(modelname, S_IRUGO, lpfc_modelname_show, NULL);
+static DEVICE_ATTR(programtype, S_IRUGO, lpfc_programtype_show, NULL);
+static DEVICE_ATTR(portnum, S_IRUGO, lpfc_vportnum_show, NULL);
+static DEVICE_ATTR(fwrev, S_IRUGO, lpfc_fwrev_show, NULL);
+static DEVICE_ATTR(hdw, S_IRUGO, lpfc_hdw_show, NULL);
+static DEVICE_ATTR(state, S_IRUGO, lpfc_state_show, NULL);
+static DEVICE_ATTR(option_rom_version, S_IRUGO,
+		   lpfc_option_rom_version_show, NULL);
+static DEVICE_ATTR(num_discovered_ports, S_IRUGO,
+		   lpfc_num_discovered_ports_show, NULL);
+static DEVICE_ATTR(nport_evt_cnt, S_IRUGO, lpfc_nport_evt_cnt_show, NULL);
+static DEVICE_ATTR(lpfc_drvr_version, S_IRUGO, lpfc_drvr_version_show, NULL);
+static DEVICE_ATTR(board_mode, S_IRUGO | S_IWUSR,
+		   lpfc_board_mode_show, lpfc_board_mode_store);
+static DEVICE_ATTR(issue_reset, S_IWUSR, NULL, lpfc_issue_reset);
+static DEVICE_ATTR(max_vpi, S_IRUGO, lpfc_max_vpi_show, NULL);
+static DEVICE_ATTR(used_vpi, S_IRUGO, lpfc_used_vpi_show, NULL);
+static DEVICE_ATTR(max_rpi, S_IRUGO, lpfc_max_rpi_show, NULL);
+static DEVICE_ATTR(used_rpi, S_IRUGO, lpfc_used_rpi_show, NULL);
+static DEVICE_ATTR(max_xri, S_IRUGO, lpfc_max_xri_show, NULL);
+static DEVICE_ATTR(used_xri, S_IRUGO, lpfc_used_xri_show, NULL);
+static DEVICE_ATTR(npiv_info, S_IRUGO, lpfc_npiv_info_show, NULL);
+static DEVICE_ATTR(lpfc_temp_sensor, S_IRUGO, lpfc_temp_sensor_show, NULL);
 
 
 static char *lpfc_soft_wwn_key = "C99G71SL8032A";
 
 static ssize_t
-lpfc_soft_wwn_enable_store(struct class_device *cdev, const char *buf,
-				size_t count)
+lpfc_soft_wwn_enable_store(struct device *dev, struct device_attribute *attr,
+			   const char *buf, size_t count)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	unsigned int cnt = count;
@@ -963,13 +991,14 @@ lpfc_soft_wwn_enable_store(struct class_device *cdev, const char *buf,
 	phba->soft_wwn_enable = 1;
 	return count;
 }
-static CLASS_DEVICE_ATTR(lpfc_soft_wwn_enable, S_IWUSR, NULL,
-				lpfc_soft_wwn_enable_store);
+static DEVICE_ATTR(lpfc_soft_wwn_enable, S_IWUSR, NULL,
+		   lpfc_soft_wwn_enable_store);
 
 static ssize_t
-lpfc_soft_wwpn_show(struct class_device *cdev, char *buf)
+lpfc_soft_wwpn_show(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -979,9 +1008,10 @@ lpfc_soft_wwpn_show(struct class_device *cdev, char *buf)
 
 
 static ssize_t
-lpfc_soft_wwpn_store(struct class_device *cdev, const char *buf, size_t count)
+lpfc_soft_wwpn_store(struct device *dev, struct device_attribute *attr,
+		     const char *buf, size_t count)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	struct completion online_compl;
@@ -1047,13 +1077,14 @@ lpfc_soft_wwpn_store(struct class_device *cdev, const char *buf, size_t count)
 				"reinit adapter - %d\n", stat2);
 	return (stat1 || stat2) ? -EIO : count;
 }
-static CLASS_DEVICE_ATTR(lpfc_soft_wwpn, S_IRUGO | S_IWUSR,\
-			 lpfc_soft_wwpn_show, lpfc_soft_wwpn_store);
+static DEVICE_ATTR(lpfc_soft_wwpn, S_IRUGO | S_IWUSR,\
+		   lpfc_soft_wwpn_show, lpfc_soft_wwpn_store);
 
 static ssize_t
-lpfc_soft_wwnn_show(struct class_device *cdev, char *buf)
+lpfc_soft_wwnn_show(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(cdev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
 	return snprintf(buf, PAGE_SIZE, "0x%llx\n",
 			(unsigned long long)phba->cfg_soft_wwnn);
@@ -1061,9 +1092,10 @@ lpfc_soft_wwnn_show(struct class_device *cdev, char *buf)
 
 
 static ssize_t
-lpfc_soft_wwnn_store(struct class_device *cdev, const char *buf, size_t count)
+lpfc_soft_wwnn_store(struct device *dev, struct device_attribute *attr,
+		     const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = class_to_shost(cdev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	struct lpfc_hba *phba = ((struct lpfc_vport *)shost->hostdata)->phba;
 	unsigned int i, j, cnt=count;
 	u8 wwnn[8];
@@ -1107,8 +1139,8 @@ lpfc_soft_wwnn_store(struct class_device *cdev, const char *buf, size_t count)
 
 	return count;
 }
-static CLASS_DEVICE_ATTR(lpfc_soft_wwnn, S_IRUGO | S_IWUSR,\
-			 lpfc_soft_wwnn_show, lpfc_soft_wwnn_store);
+static DEVICE_ATTR(lpfc_soft_wwnn, S_IRUGO | S_IWUSR,\
+		   lpfc_soft_wwnn_show, lpfc_soft_wwnn_store);
 
 
 static int lpfc_poll = 0;
@@ -1118,8 +1150,8 @@ MODULE_PARM_DESC(lpfc_poll, "FCP ring polling mode control:"
 		 " 1 - poll with interrupts enabled"
 		 " 3 - poll and disable FCP ring interrupts");
 
-static CLASS_DEVICE_ATTR(lpfc_poll, S_IRUGO | S_IWUSR,
-			 lpfc_poll_show, lpfc_poll_store);
+static DEVICE_ATTR(lpfc_poll, S_IRUGO | S_IWUSR,
+		   lpfc_poll_show, lpfc_poll_store);
 
 int  lpfc_sli_mode = 0;
 module_param(lpfc_sli_mode, int, 0);
@@ -1133,7 +1165,7 @@ module_param(lpfc_enable_npiv, int, 0);
 MODULE_PARM_DESC(lpfc_enable_npiv, "Enable NPIV functionality");
 lpfc_param_show(enable_npiv);
 lpfc_param_init(enable_npiv, 0, 0, 1);
-static CLASS_DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO,
+static DEVICE_ATTR(lpfc_enable_npiv, S_IRUGO,
 			 lpfc_enable_npiv_show, NULL);
 
 /*
@@ -1147,9 +1179,10 @@ MODULE_PARM_DESC(lpfc_nodev_tmo,
 		 "Seconds driver will hold I/O waiting "
 		 "for a device to come back");
 static ssize_t
-lpfc_nodev_tmo_show(struct class_device *cdev, char *buf)
+lpfc_nodev_tmo_show(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	int val = 0;
 	val = vport->cfg_devloss_tmo;
@@ -1221,8 +1254,8 @@ lpfc_nodev_tmo_set(struct lpfc_vport *vport, int val)
 
 lpfc_vport_param_store(nodev_tmo)
 
-static CLASS_DEVICE_ATTR(lpfc_nodev_tmo, S_IRUGO | S_IWUSR,
-			 lpfc_nodev_tmo_show, lpfc_nodev_tmo_store);
+static DEVICE_ATTR(lpfc_nodev_tmo, S_IRUGO | S_IWUSR,
+		   lpfc_nodev_tmo_show, lpfc_nodev_tmo_store);
 
 /*
 # lpfc_devloss_tmo: If set, it will hold all I/O errors on devices that
@@ -1255,8 +1288,8 @@ lpfc_devloss_tmo_set(struct lpfc_vport *vport, int val)
 }
 
 lpfc_vport_param_store(devloss_tmo)
-static CLASS_DEVICE_ATTR(lpfc_devloss_tmo, S_IRUGO | S_IWUSR,
-	lpfc_devloss_tmo_show, lpfc_devloss_tmo_store);
+static DEVICE_ATTR(lpfc_devloss_tmo, S_IRUGO | S_IWUSR,
+		   lpfc_devloss_tmo_show, lpfc_devloss_tmo_store);
 
 /*
 # lpfc_log_verbose: Only turn this flag on if you are willing to risk being
@@ -1374,8 +1407,8 @@ lpfc_restrict_login_set(struct lpfc_vport *vport, int val)
 	return 0;
 }
 lpfc_vport_param_store(restrict_login);
-static CLASS_DEVICE_ATTR(lpfc_restrict_login, S_IRUGO | S_IWUSR,
-			 lpfc_restrict_login_show, lpfc_restrict_login_store);
+static DEVICE_ATTR(lpfc_restrict_login, S_IRUGO | S_IWUSR,
+		   lpfc_restrict_login_show, lpfc_restrict_login_store);
 
 /*
 # Some disk devices have a "select ID" or "select Target" capability.
@@ -1433,7 +1466,7 @@ MODULE_PARM_DESC(lpfc_topology, "Select Fibre Channel topology");
 lpfc_param_show(topology)
 lpfc_param_init(topology, 0, 0, 6)
 lpfc_param_store(topology)
-static CLASS_DEVICE_ATTR(lpfc_topology, S_IRUGO | S_IWUSR,
+static DEVICE_ATTR(lpfc_topology, S_IRUGO | S_IWUSR,
 		lpfc_topology_show, lpfc_topology_store);
 
 /*
@@ -1497,7 +1530,7 @@ lpfc_link_speed_init(struct lpfc_hba *phba, int val)
 }
 
 lpfc_param_store(link_speed)
-static CLASS_DEVICE_ATTR(lpfc_link_speed, S_IRUGO | S_IWUSR,
+static DEVICE_ATTR(lpfc_link_speed, S_IRUGO | S_IWUSR,
 		lpfc_link_speed_show, lpfc_link_speed_store);
 
 /*
@@ -1623,82 +1656,81 @@ LPFC_ATTR_R(enable_hba_heartbeat, 1, 0, 1, "Enable HBA Heartbeat.");
 LPFC_ATTR_R(sg_seg_cnt, LPFC_DEFAULT_SG_SEG_CNT, LPFC_DEFAULT_SG_SEG_CNT,
 	    LPFC_MAX_SG_SEG_CNT, "Max Scatter Gather Segment Count");
 
-struct class_device_attribute *lpfc_hba_attrs[] = {
-	&class_device_attr_info,
-	&class_device_attr_serialnum,
-	&class_device_attr_modeldesc,
-	&class_device_attr_modelname,
-	&class_device_attr_programtype,
-	&class_device_attr_portnum,
-	&class_device_attr_fwrev,
-	&class_device_attr_hdw,
-	&class_device_attr_option_rom_version,
-	&class_device_attr_state,
-	&class_device_attr_num_discovered_ports,
-	&class_device_attr_lpfc_drvr_version,
-	&class_device_attr_lpfc_temp_sensor,
-	&class_device_attr_lpfc_log_verbose,
-	&class_device_attr_lpfc_lun_queue_depth,
-	&class_device_attr_lpfc_hba_queue_depth,
-	&class_device_attr_lpfc_peer_port_login,
-	&class_device_attr_lpfc_nodev_tmo,
-	&class_device_attr_lpfc_devloss_tmo,
-	&class_device_attr_lpfc_fcp_class,
-	&class_device_attr_lpfc_use_adisc,
-	&class_device_attr_lpfc_ack0,
-	&class_device_attr_lpfc_topology,
-	&class_device_attr_lpfc_scan_down,
-	&class_device_attr_lpfc_link_speed,
-	&class_device_attr_lpfc_cr_delay,
-	&class_device_attr_lpfc_cr_count,
-	&class_device_attr_lpfc_multi_ring_support,
-	&class_device_attr_lpfc_multi_ring_rctl,
-	&class_device_attr_lpfc_multi_ring_type,
-	&class_device_attr_lpfc_fdmi_on,
-	&class_device_attr_lpfc_max_luns,
-	&class_device_attr_lpfc_enable_npiv,
-	&class_device_attr_nport_evt_cnt,
-	&class_device_attr_board_mode,
-	&class_device_attr_max_vpi,
-	&class_device_attr_used_vpi,
-	&class_device_attr_max_rpi,
-	&class_device_attr_used_rpi,
-	&class_device_attr_max_xri,
-	&class_device_attr_used_xri,
-	&class_device_attr_npiv_info,
-	&class_device_attr_issue_reset,
-	&class_device_attr_lpfc_poll,
-	&class_device_attr_lpfc_poll_tmo,
-	&class_device_attr_lpfc_use_msi,
-	&class_device_attr_lpfc_soft_wwnn,
-	&class_device_attr_lpfc_soft_wwpn,
-	&class_device_attr_lpfc_soft_wwn_enable,
-	&class_device_attr_lpfc_enable_hba_reset,
-	&class_device_attr_lpfc_enable_hba_heartbeat,
-	&class_device_attr_lpfc_sg_seg_cnt,
+struct device_attribute *lpfc_hba_attrs[] = {
+	&dev_attr_info,
+	&dev_attr_serialnum,
+	&dev_attr_modeldesc,
+	&dev_attr_modelname,
+	&dev_attr_programtype,
+	&dev_attr_portnum,
+	&dev_attr_fwrev,
+	&dev_attr_hdw,
+	&dev_attr_option_rom_version,
+	&dev_attr_state,
+	&dev_attr_num_discovered_ports,
+	&dev_attr_lpfc_drvr_version,
+	&dev_attr_lpfc_temp_sensor,
+	&dev_attr_lpfc_log_verbose,
+	&dev_attr_lpfc_lun_queue_depth,
+	&dev_attr_lpfc_hba_queue_depth,
+	&dev_attr_lpfc_peer_port_login,
+	&dev_attr_lpfc_nodev_tmo,
+	&dev_attr_lpfc_devloss_tmo,
+	&dev_attr_lpfc_fcp_class,
+	&dev_attr_lpfc_use_adisc,
+	&dev_attr_lpfc_ack0,
+	&dev_attr_lpfc_topology,
+	&dev_attr_lpfc_scan_down,
+	&dev_attr_lpfc_link_speed,
+	&dev_attr_lpfc_cr_delay,
+	&dev_attr_lpfc_cr_count,
+	&dev_attr_lpfc_multi_ring_support,
+	&dev_attr_lpfc_multi_ring_rctl,
+	&dev_attr_lpfc_multi_ring_type,
+	&dev_attr_lpfc_fdmi_on,
+	&dev_attr_lpfc_max_luns,
+	&dev_attr_lpfc_enable_npiv,
+	&dev_attr_nport_evt_cnt,
+	&dev_attr_board_mode,
+	&dev_attr_max_vpi,
+	&dev_attr_used_vpi,
+	&dev_attr_max_rpi,
+	&dev_attr_used_rpi,
+	&dev_attr_max_xri,
+	&dev_attr_used_xri,
+	&dev_attr_npiv_info,
+	&dev_attr_issue_reset,
+	&dev_attr_lpfc_poll,
+	&dev_attr_lpfc_poll_tmo,
+	&dev_attr_lpfc_use_msi,
+	&dev_attr_lpfc_soft_wwnn,
+	&dev_attr_lpfc_soft_wwpn,
+	&dev_attr_lpfc_soft_wwn_enable,
+	&dev_attr_lpfc_enable_hba_reset,
+	&dev_attr_lpfc_enable_hba_heartbeat,
+	&dev_attr_lpfc_sg_seg_cnt,
 	NULL,
 };
 
-struct class_device_attribute *lpfc_vport_attrs[] = {
-	&class_device_attr_info,
-	&class_device_attr_state,
-	&class_device_attr_num_discovered_ports,
-	&class_device_attr_lpfc_drvr_version,
-
-	&class_device_attr_lpfc_log_verbose,
-	&class_device_attr_lpfc_lun_queue_depth,
-	&class_device_attr_lpfc_nodev_tmo,
-	&class_device_attr_lpfc_devloss_tmo,
-	&class_device_attr_lpfc_hba_queue_depth,
-	&class_device_attr_lpfc_peer_port_login,
-	&class_device_attr_lpfc_restrict_login,
-	&class_device_attr_lpfc_fcp_class,
-	&class_device_attr_lpfc_use_adisc,
-	&class_device_attr_lpfc_fdmi_on,
-	&class_device_attr_lpfc_max_luns,
-	&class_device_attr_nport_evt_cnt,
-	&class_device_attr_npiv_info,
-	&class_device_attr_lpfc_enable_da_id,
+struct device_attribute *lpfc_vport_attrs[] = {
+	&dev_attr_info,
+	&dev_attr_state,
+	&dev_attr_num_discovered_ports,
+	&dev_attr_lpfc_drvr_version,
+	&dev_attr_lpfc_log_verbose,
+	&dev_attr_lpfc_lun_queue_depth,
+	&dev_attr_lpfc_nodev_tmo,
+	&dev_attr_lpfc_devloss_tmo,
+	&dev_attr_lpfc_hba_queue_depth,
+	&dev_attr_lpfc_peer_port_login,
+	&dev_attr_lpfc_restrict_login,
+	&dev_attr_lpfc_fcp_class,
+	&dev_attr_lpfc_use_adisc,
+	&dev_attr_lpfc_fdmi_on,
+	&dev_attr_lpfc_max_luns,
+	&dev_attr_nport_evt_cnt,
+	&dev_attr_npiv_info,
+	&dev_attr_lpfc_enable_da_id,
 	NULL,
 };
 
@@ -1707,9 +1739,8 @@ sysfs_ctlreg_write(struct kobject *kobj, struct bin_attribute *bin_attr,
 		   char *buf, loff_t off, size_t count)
 {
 	size_t buf_off;
-	struct class_device *cdev = container_of(kobj, struct class_device,
-						 kobj);
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct device *dev = container_of(kobj, struct device, kobj);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -1741,9 +1772,8 @@ sysfs_ctlreg_read(struct kobject *kobj, struct bin_attribute *bin_attr,
 {
 	size_t buf_off;
 	uint32_t * tmp_ptr;
-	struct class_device *cdev = container_of(kobj, struct class_device,
-						 kobj);
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct device *dev = container_of(kobj, struct device, kobj);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 
@@ -1798,9 +1828,8 @@ static ssize_t
 sysfs_mbox_write(struct kobject *kobj, struct bin_attribute *bin_attr,
 		 char *buf, loff_t off, size_t count)
 {
-	struct class_device *cdev = container_of(kobj, struct class_device,
-						 kobj);
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct device *dev = container_of(kobj, struct device, kobj);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	struct lpfcMboxq  *mbox = NULL;
@@ -1853,9 +1882,8 @@ static ssize_t
 sysfs_mbox_read(struct kobject *kobj, struct bin_attribute *bin_attr,
 		char *buf, loff_t off, size_t count)
 {
-	struct class_device *cdev = container_of(kobj, struct class_device,
-						 kobj);
-	struct Scsi_Host  *shost = class_to_shost(cdev);
+	struct device *dev = container_of(kobj, struct device, kobj);
+	struct Scsi_Host  *shost = class_to_shost(dev);
 	struct lpfc_vport *vport = (struct lpfc_vport *) shost->hostdata;
 	struct lpfc_hba   *phba = vport->phba;
 	int rc;
@@ -2038,19 +2066,19 @@ lpfc_alloc_sysfs_attr(struct lpfc_vport *vport)
 	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 	int error;
 
-	error = sysfs_create_bin_file(&shost->shost_classdev.kobj,
+	error = sysfs_create_bin_file(&shost->shost_dev.kobj,
 				      &sysfs_ctlreg_attr);
 	if (error)
 		goto out;
 
-	error = sysfs_create_bin_file(&shost->shost_classdev.kobj,
+	error = sysfs_create_bin_file(&shost->shost_dev.kobj,
 				      &sysfs_mbox_attr);
 	if (error)
 		goto out_remove_ctlreg_attr;
 
 	return 0;
 out_remove_ctlreg_attr:
-	sysfs_remove_bin_file(&shost->shost_classdev.kobj, &sysfs_ctlreg_attr);
+	sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_ctlreg_attr);
 out:
 	return error;
 }
@@ -2060,8 +2088,8 @@ lpfc_free_sysfs_attr(struct lpfc_vport *vport)
 {
 	struct Scsi_Host *shost = lpfc_shost_from_vport(vport);
 
-	sysfs_remove_bin_file(&shost->shost_classdev.kobj, &sysfs_mbox_attr);
-	sysfs_remove_bin_file(&shost->shost_classdev.kobj, &sysfs_ctlreg_attr);
+	sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_mbox_attr);
+	sysfs_remove_bin_file(&shost->shost_dev.kobj, &sysfs_ctlreg_attr);
 }
 
 
@@ -2443,9 +2471,11 @@ lpfc_set_rport_loss_tmo(struct fc_rport *rport, uint32_t timeout)
 
 #define lpfc_rport_show_function(field, format_string, sz, cast)	\
 static ssize_t								\
-lpfc_show_rport_##field (struct class_device *cdev, char *buf)		\
+lpfc_show_rport_##field (struct device *dev,				\
+			 struct device_attribute *attr,			\
+			 char *buf)					\
 {									\
-	struct fc_rport *rport = transport_class_to_rport(cdev);	\
+	struct fc_rport *rport = transport_class_to_rport(dev);		\
 	struct lpfc_rport_data *rdata = rport->hostdata;		\
 	return snprintf(buf, sz, format_string,				\
 		(rdata->target) ? cast rdata->target->field : 0);	\
diff --git a/drivers/scsi/lpfc/lpfc_crtn.h b/drivers/scsi/lpfc/lpfc_crtn.h
index 0819f5f39de5..7c9f8317d972 100644
--- a/drivers/scsi/lpfc/lpfc_crtn.h
+++ b/drivers/scsi/lpfc/lpfc_crtn.h
@@ -253,8 +253,8 @@ void lpfc_get_cfgparam(struct lpfc_hba *);
 void lpfc_get_vport_cfgparam(struct lpfc_vport *);
 int lpfc_alloc_sysfs_attr(struct lpfc_vport *);
 void lpfc_free_sysfs_attr(struct lpfc_vport *);
-extern struct class_device_attribute *lpfc_hba_attrs[];
-extern struct class_device_attribute *lpfc_vport_attrs[];
+extern struct device_attribute *lpfc_hba_attrs[];
+extern struct device_attribute *lpfc_vport_attrs[];
 extern struct scsi_host_template lpfc_template;
 extern struct scsi_host_template lpfc_vport_template;
 extern struct fc_function_template lpfc_transport_functions;
diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c
index 9f041929aca5..820f91fb63ba 100644
--- a/drivers/scsi/megaraid/megaraid_mbox.c
+++ b/drivers/scsi/megaraid/megaraid_mbox.c
@@ -125,7 +125,7 @@ static irqreturn_t megaraid_isr(int, void *);
 
 static void megaraid_mbox_dpc(unsigned long);
 
-static ssize_t megaraid_sysfs_show_app_hndl(struct class_device *, char *);
+static ssize_t megaraid_sysfs_show_app_hndl(struct device *, struct device_attribute *attr, char *);
 static ssize_t megaraid_sysfs_show_ldnum(struct device *, struct device_attribute *attr, char *);
 
 static int megaraid_cmm_register(adapter_t *);
@@ -313,12 +313,12 @@ static struct pci_driver megaraid_pci_driver = {
 // definitions for the device attributes for exporting logical drive number
 // for a scsi address (Host, Channel, Id, Lun)
 
-CLASS_DEVICE_ATTR(megaraid_mbox_app_hndl, S_IRUSR, megaraid_sysfs_show_app_hndl,
+DEVICE_ATTR(megaraid_mbox_app_hndl, S_IRUSR, megaraid_sysfs_show_app_hndl,
 		NULL);
 
 // Host template initializer for megaraid mbox sysfs device attributes
-static struct class_device_attribute *megaraid_shost_attrs[] = {
-	&class_device_attr_megaraid_mbox_app_hndl,
+static struct device_attribute *megaraid_shost_attrs[] = {
+	&dev_attr_megaraid_mbox_app_hndl,
 	NULL,
 };
 
@@ -4063,9 +4063,10 @@ megaraid_sysfs_get_ldmap(adapter_t *adapter)
  * handle, since we do not interface with applications directly.
  */
 static ssize_t
-megaraid_sysfs_show_app_hndl(struct class_device *cdev, char *buf)
+megaraid_sysfs_show_app_hndl(struct device *dev, struct device_attribute *attr,
+			     char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(cdev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	adapter_t	*adapter = (adapter_t *)SCSIHOST2ADAP(shost);
 	uint32_t	app_hndl;
 
diff --git a/drivers/scsi/ncr53c8xx.c b/drivers/scsi/ncr53c8xx.c
index c5ebf018b378..d89289400425 100644
--- a/drivers/scsi/ncr53c8xx.c
+++ b/drivers/scsi/ncr53c8xx.c
@@ -8243,7 +8243,8 @@ static void process_waiting_list(struct ncb *np, int sts)
 
 #undef next_wcmd
 
-static ssize_t show_ncr53c8xx_revision(struct class_device *dev, char *buf)
+static ssize_t show_ncr53c8xx_revision(struct device *dev,
+				       struct device_attribute *attr, char *buf)
 {
 	struct Scsi_Host *host = class_to_shost(dev);
 	struct host_data *host_data = (struct host_data *)host->hostdata;
@@ -8251,12 +8252,12 @@ static ssize_t show_ncr53c8xx_revision(struct class_device *dev, char *buf)
 	return snprintf(buf, 20, "0x%x\n", host_data->ncb->revision_id);
 }
   
-static struct class_device_attribute ncr53c8xx_revision_attr = {
+static struct device_attribute ncr53c8xx_revision_attr = {
 	.attr	= { .name = "revision", .mode = S_IRUGO, },
 	.show	= show_ncr53c8xx_revision,
 };
   
-static struct class_device_attribute *ncr53c8xx_host_attrs[] = {
+static struct device_attribute *ncr53c8xx_host_attrs[] = {
 	&ncr53c8xx_revision_attr,
 	NULL
 };
diff --git a/drivers/scsi/osst.c b/drivers/scsi/osst.c
index abef7048f25b..31f7aec44d90 100644
--- a/drivers/scsi/osst.c
+++ b/drivers/scsi/osst.c
@@ -5591,9 +5591,10 @@ static void osst_remove_sysfs_files(struct device_driver *sysfs)
  * sysfs support for accessing ADR header information
  */
 
-static ssize_t osst_adr_rev_show(struct class_device *class_dev, char *buf)
+static ssize_t osst_adr_rev_show(struct device *dev,
+				 struct device_attribute *attr, char *buf)
 {
-	struct osst_tape * STp = (struct osst_tape *) class_get_devdata (class_dev);
+	struct osst_tape * STp = (struct osst_tape *) dev_get_drvdata (dev);
 	ssize_t l = 0;
 
 	if (STp && STp->header_ok && STp->linux_media)
@@ -5601,11 +5602,13 @@ static ssize_t osst_adr_rev_show(struct class_device *class_dev, char *buf)
 	return l;
 }
 
-CLASS_DEVICE_ATTR(ADR_rev, S_IRUGO, osst_adr_rev_show, NULL);
+DEVICE_ATTR(ADR_rev, S_IRUGO, osst_adr_rev_show, NULL);
 
-static ssize_t osst_linux_media_version_show(struct class_device *class_dev, char *buf)
+static ssize_t osst_linux_media_version_show(struct device *dev,
+					     struct device_attribute *attr,
+					     char *buf)
 {
-	struct osst_tape * STp = (struct osst_tape *) class_get_devdata (class_dev);
+	struct osst_tape * STp = (struct osst_tape *) dev_get_drvdata (dev);
 	ssize_t l = 0;
 
 	if (STp && STp->header_ok && STp->linux_media)
@@ -5613,11 +5616,12 @@ static ssize_t osst_linux_media_version_show(struct class_device *class_dev, cha
 	return l;
 }
 
-CLASS_DEVICE_ATTR(media_version, S_IRUGO, osst_linux_media_version_show, NULL);
+DEVICE_ATTR(media_version, S_IRUGO, osst_linux_media_version_show, NULL);
 
-static ssize_t osst_capacity_show(struct class_device *class_dev, char *buf)
+static ssize_t osst_capacity_show(struct device *dev,
+				  struct device_attribute *attr, char *buf)
 {
-	struct osst_tape * STp = (struct osst_tape *) class_get_devdata (class_dev);
+	struct osst_tape * STp = (struct osst_tape *) dev_get_drvdata (dev);
 	ssize_t l = 0;
 
 	if (STp && STp->header_ok && STp->linux_media)
@@ -5625,11 +5629,13 @@ static ssize_t osst_capacity_show(struct class_device *class_dev, char *buf)
 	return l;
 }
 
-CLASS_DEVICE_ATTR(capacity, S_IRUGO, osst_capacity_show, NULL);
+DEVICE_ATTR(capacity, S_IRUGO, osst_capacity_show, NULL);
 
-static ssize_t osst_first_data_ppos_show(struct class_device *class_dev, char *buf)
+static ssize_t osst_first_data_ppos_show(struct device *dev,
+					 struct device_attribute *attr,
+					 char *buf)
 {
-	struct osst_tape * STp = (struct osst_tape *) class_get_devdata (class_dev);
+	struct osst_tape * STp = (struct osst_tape *) dev_get_drvdata (dev);
 	ssize_t l = 0;
 
 	if (STp && STp->header_ok && STp->linux_media)
@@ -5637,11 +5643,13 @@ static ssize_t osst_first_data_ppos_show(struct class_device *class_dev, char *b
 	return l;
 }
 
-CLASS_DEVICE_ATTR(BOT_frame, S_IRUGO, osst_first_data_ppos_show, NULL);
+DEVICE_ATTR(BOT_frame, S_IRUGO, osst_first_data_ppos_show, NULL);
 
-static ssize_t osst_eod_frame_ppos_show(struct class_device *class_dev, char *buf)
+static ssize_t osst_eod_frame_ppos_show(struct device *dev,
+					struct device_attribute *attr,
+					char *buf)
 {
-	struct osst_tape * STp = (struct osst_tape *) class_get_devdata (class_dev);
+	struct osst_tape * STp = (struct osst_tape *) dev_get_drvdata (dev);
 	ssize_t l = 0;
 
 	if (STp && STp->header_ok && STp->linux_media)
@@ -5649,11 +5657,12 @@ static ssize_t osst_eod_frame_ppos_show(struct class_device *class_dev, char *bu
 	return l;
 }
 
-CLASS_DEVICE_ATTR(EOD_frame, S_IRUGO, osst_eod_frame_ppos_show, NULL);
+DEVICE_ATTR(EOD_frame, S_IRUGO, osst_eod_frame_ppos_show, NULL);
 
-static ssize_t osst_filemark_cnt_show(struct class_device *class_dev, char *buf)
+static ssize_t osst_filemark_cnt_show(struct device *dev,
+				      struct device_attribute *attr, char *buf)
 {
-	struct osst_tape * STp = (struct osst_tape *) class_get_devdata (class_dev);
+	struct osst_tape * STp = (struct osst_tape *) dev_get_drvdata (dev);
 	ssize_t l = 0;
 
 	if (STp && STp->header_ok && STp->linux_media)
@@ -5661,7 +5670,7 @@ static ssize_t osst_filemark_cnt_show(struct class_device *class_dev, char *buf)
 	return l;
 }
 
-CLASS_DEVICE_ATTR(file_count, S_IRUGO, osst_filemark_cnt_show, NULL);
+DEVICE_ATTR(file_count, S_IRUGO, osst_filemark_cnt_show, NULL);
 
 static struct class *osst_sysfs_class;
 
@@ -5678,44 +5687,37 @@ static int osst_sysfs_init(void)
 
 static void osst_sysfs_destroy(dev_t dev)
 {
-	class_device_destroy(osst_sysfs_class, dev);
+	device_destroy(osst_sysfs_class, dev);
 }
 
 static int osst_sysfs_add(dev_t dev, struct device *device, struct osst_tape * STp, char * name)
 {
-	struct class_device *osst_class_member;
+	struct device *osst_member;
 	int err;
 
-	osst_class_member = class_device_create(osst_sysfs_class, NULL, dev,
-						device, "%s", name);
-	if (IS_ERR(osst_class_member)) {
+	osst_member = device_create(osst_sysfs_class, device, dev, "%s", name);
+	if (IS_ERR(osst_member)) {
 		printk(KERN_WARNING "osst :W: Unable to add sysfs class member %s\n", name);
-		return PTR_ERR(osst_class_member);
+		return PTR_ERR(osst_member);
 	}
 
-	class_set_devdata(osst_class_member, STp);
-	err = class_device_create_file(osst_class_member,
-				       &class_device_attr_ADR_rev);
+	dev_set_drvdata(osst_member, STp);
+	err = device_create_file(osst_member, &dev_attr_ADR_rev);
 	if (err)
 		goto err_out;
-	err = class_device_create_file(osst_class_member,
-				       &class_device_attr_media_version);
+	err = device_create_file(osst_member, &dev_attr_media_version);
 	if (err)
 		goto err_out;
-	err = class_device_create_file(osst_class_member,
-				       &class_device_attr_capacity);
+	err = device_create_file(osst_member, &dev_attr_capacity);
 	if (err)
 		goto err_out;
-	err = class_device_create_file(osst_class_member,
-				       &class_device_attr_BOT_frame);
+	err = device_create_file(osst_member, &dev_attr_BOT_frame);
 	if (err)
 		goto err_out;
-	err = class_device_create_file(osst_class_member,
-				       &class_device_attr_EOD_frame);
+	err = device_create_file(osst_member, &dev_attr_EOD_frame);
 	if (err)
 		goto err_out;
-	err = class_device_create_file(osst_class_member,
-				       &class_device_attr_file_count);
+	err = device_create_file(osst_member, &dev_attr_file_count);
 	if (err)
 		goto err_out;
 
diff --git a/drivers/scsi/pcmcia/sym53c500_cs.c b/drivers/scsi/pcmcia/sym53c500_cs.c
index 3454a5714749..0be232b58ffb 100644
--- a/drivers/scsi/pcmcia/sym53c500_cs.c
+++ b/drivers/scsi/pcmcia/sym53c500_cs.c
@@ -632,9 +632,10 @@ SYM53C500_biosparm(struct scsi_device *disk,
 }
 
 static ssize_t
-SYM53C500_show_pio(struct class_device *cdev, char *buf)
+SYM53C500_show_pio(struct device *dev, struct device_attribute *attr,
+		   char *buf)
 {
-	struct Scsi_Host *SHp = class_to_shost(cdev);
+	struct Scsi_Host *SHp = class_to_shost(dev);
 	struct sym53c500_data *data =
 	    (struct sym53c500_data *)SHp->hostdata;
 
@@ -642,10 +643,11 @@ SYM53C500_show_pio(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-SYM53C500_store_pio(struct class_device *cdev, const char *buf, size_t count)
+SYM53C500_store_pio(struct device *dev, struct device_attribute *attr,
+		    const char *buf, size_t count)
 {
 	int pio;
-	struct Scsi_Host *SHp = class_to_shost(cdev);
+	struct Scsi_Host *SHp = class_to_shost(dev);
 	struct sym53c500_data *data =
 	    (struct sym53c500_data *)SHp->hostdata;
 
@@ -662,7 +664,7 @@ SYM53C500_store_pio(struct class_device *cdev, const char *buf, size_t count)
 *  SCSI HBA device attributes we want to
 *  make available via sysfs.
 */
-static struct class_device_attribute SYM53C500_pio_attr = {
+static struct device_attribute SYM53C500_pio_attr = {
 	.attr = {
 		.name = "fast_pio",
 		.mode = (S_IRUGO | S_IWUSR),
@@ -671,7 +673,7 @@ static struct class_device_attribute SYM53C500_pio_attr = {
 	.store = SYM53C500_store_pio,
 };
 
-static struct class_device_attribute *SYM53C500_shost_attrs[] = {
+static struct device_attribute *SYM53C500_shost_attrs[] = {
 	&SYM53C500_pio_attr,
 	NULL,
 };
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 413d8cd6a324..d61df036910c 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -530,15 +530,17 @@ qla2x00_free_sysfs_attr(scsi_qla_host_t *ha)
 /* Scsi_Host attributes. */
 
 static ssize_t
-qla2x00_drvr_version_show(struct class_device *cdev, char *buf)
+qla2x00_drvr_version_show(struct device *dev,
+			  struct device_attribute *attr, char *buf)
 {
 	return snprintf(buf, PAGE_SIZE, "%s\n", qla2x00_version_str);
 }
 
 static ssize_t
-qla2x00_fw_version_show(struct class_device *cdev, char *buf)
+qla2x00_fw_version_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	char fw_str[30];
 
 	return snprintf(buf, PAGE_SIZE, "%s\n",
@@ -546,9 +548,10 @@ qla2x00_fw_version_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-qla2x00_serial_num_show(struct class_device *cdev, char *buf)
+qla2x00_serial_num_show(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	uint32_t sn;
 
 	if (IS_FWI2_CAPABLE(ha))
@@ -560,40 +563,45 @@ qla2x00_serial_num_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-qla2x00_isp_name_show(struct class_device *cdev, char *buf)
+qla2x00_isp_name_show(struct device *dev, struct device_attribute *attr,
+		      char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	return snprintf(buf, PAGE_SIZE, "ISP%04X\n", ha->pdev->device);
 }
 
 static ssize_t
-qla2x00_isp_id_show(struct class_device *cdev, char *buf)
+qla2x00_isp_id_show(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	return snprintf(buf, PAGE_SIZE, "%04x %04x %04x %04x\n",
 	    ha->product_id[0], ha->product_id[1], ha->product_id[2],
 	    ha->product_id[3]);
 }
 
 static ssize_t
-qla2x00_model_name_show(struct class_device *cdev, char *buf)
+qla2x00_model_name_show(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	return snprintf(buf, PAGE_SIZE, "%s\n", ha->model_number);
 }
 
 static ssize_t
-qla2x00_model_desc_show(struct class_device *cdev, char *buf)
+qla2x00_model_desc_show(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	return snprintf(buf, PAGE_SIZE, "%s\n",
 	    ha->model_desc ? ha->model_desc: "");
 }
 
 static ssize_t
-qla2x00_pci_info_show(struct class_device *cdev, char *buf)
+qla2x00_pci_info_show(struct device *dev, struct device_attribute *attr,
+		      char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	char pci_info[30];
 
 	return snprintf(buf, PAGE_SIZE, "%s\n",
@@ -601,9 +609,10 @@ qla2x00_pci_info_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-qla2x00_state_show(struct class_device *cdev, char *buf)
+qla2x00_state_show(struct device *dev, struct device_attribute *attr,
+		   char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	int len = 0;
 
 	if (atomic_read(&ha->loop_state) == LOOP_DOWN ||
@@ -639,9 +648,10 @@ qla2x00_state_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-qla2x00_zio_show(struct class_device *cdev, char *buf)
+qla2x00_zio_show(struct device *dev, struct device_attribute *attr,
+		 char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	int len = 0;
 
 	switch (ha->zio_mode) {
@@ -656,9 +666,10 @@ qla2x00_zio_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-qla2x00_zio_store(struct class_device *cdev, const char *buf, size_t count)
+qla2x00_zio_store(struct device *dev, struct device_attribute *attr,
+		  const char *buf, size_t count)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	int val = 0;
 	uint16_t zio_mode;
 
@@ -682,18 +693,19 @@ qla2x00_zio_store(struct class_device *cdev, const char *buf, size_t count)
 }
 
 static ssize_t
-qla2x00_zio_timer_show(struct class_device *cdev, char *buf)
+qla2x00_zio_timer_show(struct device *dev, struct device_attribute *attr,
+		       char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 
 	return snprintf(buf, PAGE_SIZE, "%d us\n", ha->zio_timer * 100);
 }
 
 static ssize_t
-qla2x00_zio_timer_store(struct class_device *cdev, const char *buf,
-    size_t count)
+qla2x00_zio_timer_store(struct device *dev, struct device_attribute *attr,
+			const char *buf, size_t count)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	int val = 0;
 	uint16_t zio_timer;
 
@@ -709,9 +721,10 @@ qla2x00_zio_timer_store(struct class_device *cdev, const char *buf,
 }
 
 static ssize_t
-qla2x00_beacon_show(struct class_device *cdev, char *buf)
+qla2x00_beacon_show(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	int len = 0;
 
 	if (ha->beacon_blink_led)
@@ -722,10 +735,10 @@ qla2x00_beacon_show(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-qla2x00_beacon_store(struct class_device *cdev, const char *buf,
-    size_t count)
+qla2x00_beacon_store(struct device *dev, struct device_attribute *attr,
+		     const char *buf, size_t count)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 	int val = 0;
 	int rval;
 
@@ -753,84 +766,86 @@ qla2x00_beacon_store(struct class_device *cdev, const char *buf,
 }
 
 static ssize_t
-qla2x00_optrom_bios_version_show(struct class_device *cdev, char *buf)
+qla2x00_optrom_bios_version_show(struct device *dev,
+				 struct device_attribute *attr, char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 
 	return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->bios_revision[1],
 	    ha->bios_revision[0]);
 }
 
 static ssize_t
-qla2x00_optrom_efi_version_show(struct class_device *cdev, char *buf)
+qla2x00_optrom_efi_version_show(struct device *dev,
+				struct device_attribute *attr, char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 
 	return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->efi_revision[1],
 	    ha->efi_revision[0]);
 }
 
 static ssize_t
-qla2x00_optrom_fcode_version_show(struct class_device *cdev, char *buf)
+qla2x00_optrom_fcode_version_show(struct device *dev,
+				  struct device_attribute *attr, char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 
 	return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fcode_revision[1],
 	    ha->fcode_revision[0]);
 }
 
 static ssize_t
-qla2x00_optrom_fw_version_show(struct class_device *cdev, char *buf)
+qla2x00_optrom_fw_version_show(struct device *dev,
+			       struct device_attribute *attr, char *buf)
 {
-	scsi_qla_host_t *ha = shost_priv(class_to_shost(cdev));
+	scsi_qla_host_t *ha = shost_priv(class_to_shost(dev));
 
 	return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d %d\n",
 	    ha->fw_revision[0], ha->fw_revision[1], ha->fw_revision[2],
 	    ha->fw_revision[3]);
 }
 
-static CLASS_DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show,
-	NULL);
-static CLASS_DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
-static CLASS_DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
-static CLASS_DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
-static CLASS_DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
-static CLASS_DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
-static CLASS_DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
-static CLASS_DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
-static CLASS_DEVICE_ATTR(state, S_IRUGO, qla2x00_state_show, NULL);
-static CLASS_DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show,
-    qla2x00_zio_store);
-static CLASS_DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
-    qla2x00_zio_timer_store);
-static CLASS_DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
-    qla2x00_beacon_store);
-static CLASS_DEVICE_ATTR(optrom_bios_version, S_IRUGO,
-    qla2x00_optrom_bios_version_show, NULL);
-static CLASS_DEVICE_ATTR(optrom_efi_version, S_IRUGO,
-    qla2x00_optrom_efi_version_show, NULL);
-static CLASS_DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
-    qla2x00_optrom_fcode_version_show, NULL);
-static CLASS_DEVICE_ATTR(optrom_fw_version, S_IRUGO,
-    qla2x00_optrom_fw_version_show, NULL);
-
-struct class_device_attribute *qla2x00_host_attrs[] = {
-	&class_device_attr_driver_version,
-	&class_device_attr_fw_version,
-	&class_device_attr_serial_num,
-	&class_device_attr_isp_name,
-	&class_device_attr_isp_id,
-	&class_device_attr_model_name,
-	&class_device_attr_model_desc,
-	&class_device_attr_pci_info,
-	&class_device_attr_state,
-	&class_device_attr_zio,
-	&class_device_attr_zio_timer,
-	&class_device_attr_beacon,
-	&class_device_attr_optrom_bios_version,
-	&class_device_attr_optrom_efi_version,
-	&class_device_attr_optrom_fcode_version,
-	&class_device_attr_optrom_fw_version,
+static DEVICE_ATTR(driver_version, S_IRUGO, qla2x00_drvr_version_show, NULL);
+static DEVICE_ATTR(fw_version, S_IRUGO, qla2x00_fw_version_show, NULL);
+static DEVICE_ATTR(serial_num, S_IRUGO, qla2x00_serial_num_show, NULL);
+static DEVICE_ATTR(isp_name, S_IRUGO, qla2x00_isp_name_show, NULL);
+static DEVICE_ATTR(isp_id, S_IRUGO, qla2x00_isp_id_show, NULL);
+static DEVICE_ATTR(model_name, S_IRUGO, qla2x00_model_name_show, NULL);
+static DEVICE_ATTR(model_desc, S_IRUGO, qla2x00_model_desc_show, NULL);
+static DEVICE_ATTR(pci_info, S_IRUGO, qla2x00_pci_info_show, NULL);
+static DEVICE_ATTR(state, S_IRUGO, qla2x00_state_show, NULL);
+static DEVICE_ATTR(zio, S_IRUGO | S_IWUSR, qla2x00_zio_show, qla2x00_zio_store);
+static DEVICE_ATTR(zio_timer, S_IRUGO | S_IWUSR, qla2x00_zio_timer_show,
+		   qla2x00_zio_timer_store);
+static DEVICE_ATTR(beacon, S_IRUGO | S_IWUSR, qla2x00_beacon_show,
+		   qla2x00_beacon_store);
+static DEVICE_ATTR(optrom_bios_version, S_IRUGO,
+		   qla2x00_optrom_bios_version_show, NULL);
+static DEVICE_ATTR(optrom_efi_version, S_IRUGO,
+		   qla2x00_optrom_efi_version_show, NULL);
+static DEVICE_ATTR(optrom_fcode_version, S_IRUGO,
+		   qla2x00_optrom_fcode_version_show, NULL);
+static DEVICE_ATTR(optrom_fw_version, S_IRUGO, qla2x00_optrom_fw_version_show,
+		   NULL);
+
+struct device_attribute *qla2x00_host_attrs[] = {
+	&dev_attr_driver_version,
+	&dev_attr_fw_version,
+	&dev_attr_serial_num,
+	&dev_attr_isp_name,
+	&dev_attr_isp_id,
+	&dev_attr_model_name,
+	&dev_attr_model_desc,
+	&dev_attr_pci_info,
+	&dev_attr_state,
+	&dev_attr_zio,
+	&dev_attr_zio_timer,
+	&dev_attr_beacon,
+	&dev_attr_optrom_bios_version,
+	&dev_attr_optrom_efi_version,
+	&dev_attr_optrom_fcode_version,
+	&dev_attr_optrom_fw_version,
 	NULL,
 };
 
diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h
index a9571c214a9e..76eb4fecce65 100644
--- a/drivers/scsi/qla2xxx/qla_gbl.h
+++ b/drivers/scsi/qla2xxx/qla_gbl.h
@@ -347,8 +347,8 @@ extern void qla2x00_get_sym_node_name(scsi_qla_host_t *, uint8_t *);
 /*
  * Global Function Prototypes in qla_attr.c source file.
  */
-struct class_device_attribute;
-extern struct class_device_attribute *qla2x00_host_attrs[];
+struct device_attribute;
+extern struct device_attribute *qla2x00_host_attrs[];
 struct fc_function_template;
 extern struct fc_function_template qla2xxx_transport_functions;
 extern struct fc_function_template qla2xxx_transport_vport_functions;
diff --git a/drivers/scsi/raid_class.c b/drivers/scsi/raid_class.c
index 52182a744ba6..913a931176ef 100644
--- a/drivers/scsi/raid_class.c
+++ b/drivers/scsi/raid_class.c
@@ -24,15 +24,15 @@ struct raid_internal {
 	struct raid_template r;
 	struct raid_function_template *f;
 	/* The actual attributes */
-	struct class_device_attribute private_attrs[RAID_NUM_ATTRS];
+	struct device_attribute private_attrs[RAID_NUM_ATTRS];
 	/* The array of null terminated pointers to attributes 
 	 * needed by scsi_sysfs.c */
-	struct class_device_attribute *attrs[RAID_NUM_ATTRS + 1];
+	struct device_attribute *attrs[RAID_NUM_ATTRS + 1];
 };
 
 struct raid_component {
 	struct list_head node;
-	struct class_device cdev;
+	struct device dev;
 	int num;
 };
 
@@ -50,9 +50,9 @@ struct raid_component {
 	tc_to_raid_internal(tc);					\
 })
 
-#define class_device_to_raid_internal(cdev) ({				\
+#define device_to_raid_internal(dev) ({				\
 	struct attribute_container *ac =				\
-		attribute_container_classdev_to_container(cdev);	\
+		attribute_container_classdev_to_container(dev);	\
 	ac_to_raid_internal(ac);					\
 })
 	
@@ -76,33 +76,33 @@ static int raid_match(struct attribute_container *cont, struct device *dev)
 }
 
 static int raid_setup(struct transport_container *tc, struct device *dev,
-		       struct class_device *cdev)
+		       struct device *cdev)
 {
 	struct raid_data *rd;
 
-	BUG_ON(class_get_devdata(cdev));
+	BUG_ON(dev_get_drvdata(cdev));
 
 	rd = kzalloc(sizeof(*rd), GFP_KERNEL);
 	if (!rd)
 		return -ENOMEM;
 
 	INIT_LIST_HEAD(&rd->component_list);
-	class_set_devdata(cdev, rd);
+	dev_set_drvdata(cdev, rd);
 		
 	return 0;
 }
 
 static int raid_remove(struct transport_container *tc, struct device *dev,
-		       struct class_device *cdev)
+		       struct device *cdev)
 {
-	struct raid_data *rd = class_get_devdata(cdev);
+	struct raid_data *rd = dev_get_drvdata(cdev);
 	struct raid_component *rc, *next;
 	dev_printk(KERN_ERR, dev, "RAID REMOVE\n");
-	class_set_devdata(cdev, NULL);
+	dev_set_drvdata(cdev, NULL);
 	list_for_each_entry_safe(rc, next, &rd->component_list, node) {
 		list_del(&rc->node);
-		dev_printk(KERN_ERR, rc->cdev.dev, "RAID COMPONENT REMOVE\n");
-		class_device_unregister(&rc->cdev);
+		dev_printk(KERN_ERR, rc->dev.parent, "RAID COMPONENT REMOVE\n");
+		device_unregister(&rc->dev);
 	}
 	dev_printk(KERN_ERR, dev, "RAID REMOVE DONE\n");
 	kfree(rd);
@@ -171,9 +171,11 @@ static const char *raid_level_name(enum raid_level level)
 }
 
 #define raid_attr_show_internal(attr, fmt, var, code)			\
-static ssize_t raid_show_##attr(struct class_device *cdev, char *buf)	\
+static ssize_t raid_show_##attr(struct device *dev, 			\
+				struct device_attribute *attr, 		\
+				char *buf)				\
 {									\
-	struct raid_data *rd = class_get_devdata(cdev);			\
+	struct raid_data *rd = dev_get_drvdata(dev);			\
 	code								\
 	return snprintf(buf, 20, #fmt "\n", var);			\
 }
@@ -184,17 +186,17 @@ raid_attr_show_internal(attr, %s, name,					\
 	code								\
 	name = raid_##states##_name(rd->attr);				\
 )									\
-static CLASS_DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
+static DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
 
 
 #define raid_attr_ro_internal(attr, code)				\
 raid_attr_show_internal(attr, %d, rd->attr, code)			\
-static CLASS_DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
+static DEVICE_ATTR(attr, S_IRUGO, raid_show_##attr, NULL)
 
 #define ATTR_CODE(attr)							\
-	struct raid_internal *i = class_device_to_raid_internal(cdev);	\
+	struct raid_internal *i = device_to_raid_internal(dev);		\
 	if (i->f->get_##attr)						\
-		i->f->get_##attr(cdev->dev);
+		i->f->get_##attr(dev->parent);
 
 #define raid_attr_ro(attr)	raid_attr_ro_internal(attr, )
 #define raid_attr_ro_fn(attr)	raid_attr_ro_internal(attr, ATTR_CODE(attr))
@@ -206,23 +208,23 @@ raid_attr_ro_state(level);
 raid_attr_ro_fn(resync);
 raid_attr_ro_state_fn(state);
 
-static void raid_component_release(struct class_device *cdev)
+static void raid_component_release(struct device *dev)
 {
-	struct raid_component *rc = container_of(cdev, struct raid_component,
-						 cdev);
-	dev_printk(KERN_ERR, rc->cdev.dev, "COMPONENT RELEASE\n");
-	put_device(rc->cdev.dev);
+	struct raid_component *rc =
+		container_of(dev, struct raid_component, dev);
+	dev_printk(KERN_ERR, rc->dev.parent, "COMPONENT RELEASE\n");
+	put_device(rc->dev.parent);
 	kfree(rc);
 }
 
 int raid_component_add(struct raid_template *r,struct device *raid_dev,
 		       struct device *component_dev)
 {
-	struct class_device *cdev =
+	struct device *cdev =
 		attribute_container_find_class_device(&r->raid_attrs.ac,
 						      raid_dev);
 	struct raid_component *rc;
-	struct raid_data *rd = class_get_devdata(cdev);
+	struct raid_data *rd = dev_get_drvdata(cdev);
 	int err;
 
 	rc = kzalloc(sizeof(*rc), GFP_KERNEL);
@@ -230,17 +232,16 @@ int raid_component_add(struct raid_template *r,struct device *raid_dev,
 		return -ENOMEM;
 
 	INIT_LIST_HEAD(&rc->node);
-	class_device_initialize(&rc->cdev);
-	rc->cdev.release = raid_component_release;
-	rc->cdev.dev = get_device(component_dev);
+	device_initialize(&rc->dev);
+	rc->dev.release = raid_component_release;
+	rc->dev.parent = get_device(component_dev);
 	rc->num = rd->component_count++;
 
-	snprintf(rc->cdev.class_id, sizeof(rc->cdev.class_id),
+	snprintf(rc->dev.bus_id, sizeof(rc->dev.bus_id),
 		 "component-%d", rc->num);
 	list_add_tail(&rc->node, &rd->component_list);
-	rc->cdev.parent = cdev;
-	rc->cdev.class = &raid_class.class;
-	err = class_device_add(&rc->cdev);
+	rc->dev.class = &raid_class.class;
+	err = device_add(&rc->dev);
 	if (err)
 		goto err_out;
 
@@ -273,9 +274,9 @@ raid_class_attach(struct raid_function_template *ft)
 
 	attribute_container_register(&i->r.raid_attrs.ac);
 
-	i->attrs[count++] = &class_device_attr_level;
-	i->attrs[count++] = &class_device_attr_resync;
-	i->attrs[count++] = &class_device_attr_state;
+	i->attrs[count++] = &dev_attr_level;
+	i->attrs[count++] = &dev_attr_resync;
+	i->attrs[count++] = &dev_attr_state;
 
 	i->attrs[count] = NULL;
 	BUG_ON(count > RAID_NUM_ATTRS);
diff --git a/drivers/scsi/scsi_sas_internal.h b/drivers/scsi/scsi_sas_internal.h
index e1edab45a37b..998cb5be6833 100644
--- a/drivers/scsi/scsi_sas_internal.h
+++ b/drivers/scsi/scsi_sas_internal.h
@@ -13,12 +13,12 @@ struct sas_internal {
 	struct sas_function_template *f;
 	struct sas_domain_function_template *dft;
 
-	struct class_device_attribute private_host_attrs[SAS_HOST_ATTRS];
-	struct class_device_attribute private_phy_attrs[SAS_PHY_ATTRS];
-	struct class_device_attribute private_port_attrs[SAS_PORT_ATTRS];
-	struct class_device_attribute private_rphy_attrs[SAS_RPORT_ATTRS];
-	struct class_device_attribute private_end_dev_attrs[SAS_END_DEV_ATTRS];
-	struct class_device_attribute private_expander_attrs[SAS_EXPANDER_ATTRS];
+	struct device_attribute private_host_attrs[SAS_HOST_ATTRS];
+	struct device_attribute private_phy_attrs[SAS_PHY_ATTRS];
+	struct device_attribute private_port_attrs[SAS_PORT_ATTRS];
+	struct device_attribute private_rphy_attrs[SAS_RPORT_ATTRS];
+	struct device_attribute private_end_dev_attrs[SAS_END_DEV_ATTRS];
+	struct device_attribute private_expander_attrs[SAS_EXPANDER_ATTRS];
 
 	struct transport_container phy_attr_cont;
 	struct transport_container port_attr_cont;
@@ -30,12 +30,12 @@ struct sas_internal {
 	 * The array of null terminated pointers to attributes
 	 * needed by scsi_sysfs.c
 	 */
-	struct class_device_attribute *host_attrs[SAS_HOST_ATTRS + 1];
-	struct class_device_attribute *phy_attrs[SAS_PHY_ATTRS + 1];
-	struct class_device_attribute *port_attrs[SAS_PORT_ATTRS + 1];
-	struct class_device_attribute *rphy_attrs[SAS_RPORT_ATTRS + 1];
-	struct class_device_attribute *end_dev_attrs[SAS_END_DEV_ATTRS + 1];
-	struct class_device_attribute *expander_attrs[SAS_EXPANDER_ATTRS + 1];
+	struct device_attribute *host_attrs[SAS_HOST_ATTRS + 1];
+	struct device_attribute *phy_attrs[SAS_PHY_ATTRS + 1];
+	struct device_attribute *port_attrs[SAS_PORT_ATTRS + 1];
+	struct device_attribute *rphy_attrs[SAS_RPORT_ATTRS + 1];
+	struct device_attribute *end_dev_attrs[SAS_END_DEV_ATTRS + 1];
+	struct device_attribute *expander_attrs[SAS_EXPANDER_ATTRS + 1];
 };
 #define to_sas_internal(tmpl)	container_of(tmpl, struct sas_internal, t)
 
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index ed83cdb6e67d..67bb20ed45d2 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -119,9 +119,10 @@ static int scsi_scan(struct Scsi_Host *shost, const char *str)
  */
 #define shost_show_function(name, field, format_string)			\
 static ssize_t								\
-show_##name (struct class_device *class_dev, char *buf)			\
+show_##name (struct device *dev, struct device_attribute *attr, 	\
+	     char *buf)							\
 {									\
-	struct Scsi_Host *shost = class_to_shost(class_dev);		\
+	struct Scsi_Host *shost = class_to_shost(dev);			\
 	return snprintf (buf, 20, format_string, shost->field);		\
 }
 
@@ -131,7 +132,7 @@ show_##name (struct class_device *class_dev, char *buf)			\
  */
 #define shost_rd_attr2(name, field, format_string)			\
 	shost_show_function(name, field, format_string)			\
-static CLASS_DEVICE_ATTR(name, S_IRUGO, show_##name, NULL);
+static DEVICE_ATTR(name, S_IRUGO, show_##name, NULL);
 
 #define shost_rd_attr(field, format_string) \
 shost_rd_attr2(field, field, format_string)
@@ -140,10 +141,11 @@ shost_rd_attr2(field, field, format_string)
  * Create the actual show/store functions and data structures.
  */
 
-static ssize_t store_scan(struct class_device *class_dev, const char *buf,
-			  size_t count)
+static ssize_t
+store_scan(struct device *dev, struct device_attribute *attr,
+	   const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	int res;
 
 	res = scsi_scan(shost, buf);
@@ -151,13 +153,14 @@ static ssize_t store_scan(struct class_device *class_dev, const char *buf,
 		res = count;
 	return res;
 };
-static CLASS_DEVICE_ATTR(scan, S_IWUSR, NULL, store_scan);
+static DEVICE_ATTR(scan, S_IWUSR, NULL, store_scan);
 
 static ssize_t
-store_shost_state(struct class_device *class_dev, const char *buf, size_t count)
+store_shost_state(struct device *dev, struct device_attribute *attr,
+		  const char *buf, size_t count)
 {
 	int i;
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	enum scsi_host_state state = 0;
 
 	for (i = 0; i < ARRAY_SIZE(shost_states); i++) {
@@ -177,9 +180,9 @@ store_shost_state(struct class_device *class_dev, const char *buf, size_t count)
 }
 
 static ssize_t
-show_shost_state(struct class_device *class_dev, char *buf)
+show_shost_state(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	const char *name = scsi_host_state_name(shost->shost_state);
 
 	if (!name)
@@ -188,7 +191,9 @@ show_shost_state(struct class_device *class_dev, char *buf)
 	return snprintf(buf, 20, "%s\n", name);
 }
 
-static CLASS_DEVICE_ATTR(state, S_IRUGO | S_IWUSR, show_shost_state, store_shost_state);
+/* DEVICE_ATTR(state) clashes with dev_attr_state for sdev */
+struct device_attribute dev_attr_hstate =
+	__ATTR(state, S_IRUGO | S_IWUSR, show_shost_state, store_shost_state);
 
 static ssize_t
 show_shost_mode(unsigned int mode, char *buf)
@@ -206,9 +211,11 @@ show_shost_mode(unsigned int mode, char *buf)
 	return len;
 }
 
-static ssize_t show_shost_supported_mode(struct class_device *class_dev, char *buf)
+static ssize_t
+show_shost_supported_mode(struct device *dev, struct device_attribute *attr,
+			  char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 	unsigned int supported_mode = shost->hostt->supported_mode;
 
 	if (supported_mode == MODE_UNKNOWN)
@@ -218,11 +225,13 @@ static ssize_t show_shost_supported_mode(struct class_device *class_dev, char *b
 	return show_shost_mode(supported_mode, buf);
 }
 
-static CLASS_DEVICE_ATTR(supported_mode, S_IRUGO | S_IWUSR, show_shost_supported_mode, NULL);
+static DEVICE_ATTR(supported_mode, S_IRUGO | S_IWUSR, show_shost_supported_mode, NULL);
 
-static ssize_t show_shost_active_mode(struct class_device *class_dev, char *buf)
+static ssize_t
+show_shost_active_mode(struct device *dev,
+		       struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = class_to_shost(class_dev);
+	struct Scsi_Host *shost = class_to_shost(dev);
 
 	if (shost->active_mode == MODE_UNKNOWN)
 		return snprintf(buf, 20, "unknown\n");
@@ -230,7 +239,7 @@ static ssize_t show_shost_active_mode(struct class_device *class_dev, char *buf)
 		return show_shost_mode(shost->active_mode, buf);
 }
 
-static CLASS_DEVICE_ATTR(active_mode, S_IRUGO | S_IWUSR, show_shost_active_mode, NULL);
+static DEVICE_ATTR(active_mode, S_IRUGO | S_IWUSR, show_shost_active_mode, NULL);
 
 shost_rd_attr(unique_id, "%u\n");
 shost_rd_attr(host_busy, "%hu\n");
@@ -240,22 +249,22 @@ shost_rd_attr(sg_tablesize, "%hu\n");
 shost_rd_attr(unchecked_isa_dma, "%d\n");
 shost_rd_attr2(proc_name, hostt->proc_name, "%s\n");
 
-static struct class_device_attribute *scsi_sysfs_shost_attrs[] = {
-	&class_device_attr_unique_id,
-	&class_device_attr_host_busy,
-	&class_device_attr_cmd_per_lun,
-	&class_device_attr_can_queue,
-	&class_device_attr_sg_tablesize,
-	&class_device_attr_unchecked_isa_dma,
-	&class_device_attr_proc_name,
-	&class_device_attr_scan,
-	&class_device_attr_state,
-	&class_device_attr_supported_mode,
-	&class_device_attr_active_mode,
+static struct device_attribute *scsi_sysfs_shost_attrs[] = {
+	&dev_attr_unique_id,
+	&dev_attr_host_busy,
+	&dev_attr_cmd_per_lun,
+	&dev_attr_can_queue,
+	&dev_attr_sg_tablesize,
+	&dev_attr_unchecked_isa_dma,
+	&dev_attr_proc_name,
+	&dev_attr_scan,
+	&dev_attr_hstate,
+	&dev_attr_supported_mode,
+	&dev_attr_active_mode,
 	NULL
 };
 
-static void scsi_device_cls_release(struct class_device *class_dev)
+static void scsi_device_cls_release(struct device *class_dev)
 {
 	struct scsi_device *sdev;
 
@@ -320,7 +329,7 @@ static void scsi_device_dev_release(struct device *dev)
 
 static struct class sdev_class = {
 	.name		= "scsi_device",
-	.release	= scsi_device_cls_release,
+	.dev_release	= scsi_device_cls_release,
 };
 
 /* all probing is done in the individual ->probe routines */
@@ -424,7 +433,8 @@ void scsi_sysfs_unregister(void)
  */
 #define sdev_show_function(field, format_string)				\
 static ssize_t								\
-sdev_show_##field (struct device *dev, struct device_attribute *attr, char *buf)				\
+sdev_show_##field (struct device *dev, struct device_attribute *attr,	\
+		   char *buf)						\
 {									\
 	struct scsi_device *sdev;					\
 	sdev = to_scsi_device(dev);					\
@@ -448,7 +458,8 @@ static DEVICE_ATTR(field, S_IRUGO, sdev_show_##field, NULL);
 	sdev_show_function(field, format_string)				\
 									\
 static ssize_t								\
-sdev_store_##field (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)	\
+sdev_store_##field (struct device *dev, struct device_attribute *attr,	\
+		    const char *buf, size_t count)			\
 {									\
 	struct scsi_device *sdev;					\
 	sdev = to_scsi_device(dev);					\
@@ -468,7 +479,8 @@ static DEVICE_ATTR(field, S_IRUGO | S_IWUSR, sdev_show_##field, sdev_store_##fie
 	sdev_show_function(field, "%d\n")					\
 									\
 static ssize_t								\
-sdev_store_##field (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)	\
+sdev_store_##field (struct device *dev, struct device_attribute *attr,	\
+		    const char *buf, size_t count)			\
 {									\
 	int ret;							\
 	struct scsi_device *sdev;					\
@@ -519,7 +531,8 @@ sdev_show_timeout (struct device *dev, struct device_attribute *attr, char *buf)
 }
 
 static ssize_t
-sdev_store_timeout (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+sdev_store_timeout (struct device *dev, struct device_attribute *attr,
+		    const char *buf, size_t count)
 {
 	struct scsi_device *sdev;
 	int timeout;
@@ -531,7 +544,8 @@ sdev_store_timeout (struct device *dev, struct device_attribute *attr, const cha
 static DEVICE_ATTR(timeout, S_IRUGO | S_IWUSR, sdev_show_timeout, sdev_store_timeout);
 
 static ssize_t
-store_rescan_field (struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+store_rescan_field (struct device *dev, struct device_attribute *attr,
+		    const char *buf, size_t count)
 {
 	scsi_rescan_device(dev);
 	return count;
@@ -543,8 +557,9 @@ static void sdev_store_delete_callback(struct device *dev)
 	scsi_remove_device(to_scsi_device(dev));
 }
 
-static ssize_t sdev_store_delete(struct device *dev, struct device_attribute *attr, const char *buf,
-				 size_t count)
+static ssize_t
+sdev_store_delete(struct device *dev, struct device_attribute *attr,
+		  const char *buf, size_t count)
 {
 	int rc;
 
@@ -559,7 +574,8 @@ static ssize_t sdev_store_delete(struct device *dev, struct device_attribute *at
 static DEVICE_ATTR(delete, S_IWUSR, NULL, sdev_store_delete);
 
 static ssize_t
-store_state_field(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
+store_state_field(struct device *dev, struct device_attribute *attr,
+		  const char *buf, size_t count)
 {
 	int i;
 	struct scsi_device *sdev = to_scsi_device(dev);
@@ -596,7 +612,8 @@ show_state_field(struct device *dev, struct device_attribute *attr, char *buf)
 static DEVICE_ATTR(state, S_IRUGO | S_IWUSR, show_state_field, store_state_field);
 
 static ssize_t
-show_queue_type_field(struct device *dev, struct device_attribute *attr, char *buf)
+show_queue_type_field(struct device *dev, struct device_attribute *attr,
+		      char *buf)
 {
 	struct scsi_device *sdev = to_scsi_device(dev);
 	const char *name = "none";
@@ -612,7 +629,7 @@ show_queue_type_field(struct device *dev, struct device_attribute *attr, char *b
 static DEVICE_ATTR(queue_type, S_IRUGO, show_queue_type_field, NULL);
 
 static ssize_t
-show_iostat_counterbits(struct device *dev, struct device_attribute *attr, char *buf)
+show_iostat_counterbits(struct device *dev, struct device_attribute *attr, 				char *buf)
 {
 	return snprintf(buf, 20, "%d\n", (int)sizeof(atomic_t) * 8);
 }
@@ -621,7 +638,8 @@ static DEVICE_ATTR(iocounterbits, S_IRUGO, show_iostat_counterbits, NULL);
 
 #define show_sdev_iostat(field)						\
 static ssize_t								\
-show_iostat_##field(struct device *dev, struct device_attribute *attr, char *buf)			\
+show_iostat_##field(struct device *dev, struct device_attribute *attr,	\
+		    char *buf)						\
 {									\
 	struct scsi_device *sdev = to_scsi_device(dev);			\
 	unsigned long long count = atomic_read(&sdev->field);		\
@@ -645,7 +663,7 @@ static DEVICE_ATTR(modalias, S_IRUGO, sdev_show_modalias, NULL);
 #define DECLARE_EVT_SHOW(name, Cap_name)				\
 static ssize_t								\
 sdev_show_evt_##name(struct device *dev, struct device_attribute *attr,	\
-				char *buf)				\
+		     char *buf)						\
 {									\
 	struct scsi_device *sdev = to_scsi_device(dev);			\
 	int val = test_bit(SDEV_EVT_##Cap_name, sdev->supported_events);\
@@ -654,7 +672,7 @@ sdev_show_evt_##name(struct device *dev, struct device_attribute *attr,	\
 
 #define DECLARE_EVT_STORE(name, Cap_name)				\
 static ssize_t								\
-sdev_store_evt_##name(struct device *dev, struct device_attribute *attr, \
+sdev_store_evt_##name(struct device *dev, struct device_attribute *attr,\
 		      const char *buf, size_t count)			\
 {									\
 	struct scsi_device *sdev = to_scsi_device(dev);			\
@@ -707,8 +725,9 @@ static struct attribute_group *scsi_sdev_attr_groups[] = {
 	NULL
 };
 
-static ssize_t sdev_store_queue_depth_rw(struct device *dev, struct device_attribute *attr, const char *buf,
-					 size_t count)
+static ssize_t
+sdev_store_queue_depth_rw(struct device *dev, struct device_attribute *attr,
+			  const char *buf, size_t count)
 {
 	int depth, retval;
 	struct scsi_device *sdev = to_scsi_device(dev);
@@ -733,8 +752,9 @@ static struct device_attribute sdev_attr_queue_depth_rw =
 	__ATTR(queue_depth, S_IRUGO | S_IWUSR, sdev_show_queue_depth,
 	       sdev_store_queue_depth_rw);
 
-static ssize_t sdev_store_queue_type_rw(struct device *dev, struct device_attribute *attr, const char *buf,
-					size_t count)
+static ssize_t
+sdev_store_queue_type_rw(struct device *dev, struct device_attribute *attr,
+			 const char *buf, size_t count)
 {
 	struct scsi_device *sdev = to_scsi_device(dev);
 	struct scsi_host_template *sht = sdev->host->hostt;
@@ -786,13 +806,13 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev)
 		printk(KERN_INFO "error 1\n");
 		return error;
 	}
-	error = class_device_add(&sdev->sdev_classdev);
+	error = device_add(&sdev->sdev_dev);
 	if (error) {
 		printk(KERN_INFO "error 2\n");
 		goto clean_device;
 	}
 
-	/* take a reference for the sdev_classdev; this is
+	/* take a reference for the sdev_dev; this is
 	 * released by the sdev_class .release */
 	get_device(&sdev->sdev_gendev);
 
@@ -858,7 +878,7 @@ void __scsi_remove_device(struct scsi_device *sdev)
 		return;
 
 	bsg_unregister_queue(sdev->request_queue);
-	class_device_unregister(&sdev->sdev_classdev);
+	device_unregister(&sdev->sdev_dev);
 	transport_remove_device(dev);
 	device_del(dev);
 	scsi_device_set_state(sdev, SDEV_DEL);
@@ -952,9 +972,9 @@ int scsi_register_interface(struct class_interface *intf)
 EXPORT_SYMBOL(scsi_register_interface);
 
 
-static struct class_device_attribute *class_attr_overridden(
-		struct class_device_attribute **attrs,
-		struct class_device_attribute *attr)
+static struct device_attribute *class_attr_overridden(
+		struct device_attribute **attrs,
+		struct device_attribute *attr)
 {
 	int i;
 
@@ -966,10 +986,10 @@ static struct class_device_attribute *class_attr_overridden(
 	return NULL;
 }
 
-static int class_attr_add(struct class_device *classdev,
-		struct class_device_attribute *attr)
+static int class_attr_add(struct device *classdev,
+		struct device_attribute *attr)
 {
-	struct class_device_attribute *base_attr;
+	struct device_attribute *base_attr;
 
 	/*
 	 * Spare the caller from having to copy things it's not interested in.
@@ -986,7 +1006,7 @@ static int class_attr_add(struct class_device *classdev,
 			attr->store = base_attr->store;
 	}
 
-	return class_device_create_file(classdev, attr);
+	return device_create_file(classdev, attr);
 }
 
 /**
@@ -1000,7 +1020,7 @@ int scsi_sysfs_add_host(struct Scsi_Host *shost)
 
 	if (shost->hostt->shost_attrs) {
 		for (i = 0; shost->hostt->shost_attrs[i]; i++) {
-			error = class_attr_add(&shost->shost_classdev,
+			error = class_attr_add(&shost->shost_dev,
 					shost->hostt->shost_attrs[i]);
 			if (error)
 				return error;
@@ -1010,7 +1030,7 @@ int scsi_sysfs_add_host(struct Scsi_Host *shost)
 	for (i = 0; scsi_sysfs_shost_attrs[i]; i++) {
 		if (!class_attr_overridden(shost->hostt->shost_attrs,
 					scsi_sysfs_shost_attrs[i])) {
-			error = class_device_create_file(&shost->shost_classdev,
+			error = device_create_file(&shost->shost_dev,
 					scsi_sysfs_shost_attrs[i]);
 			if (error)
 				return error;
@@ -1041,10 +1061,10 @@ void scsi_sysfs_device_initialize(struct scsi_device *sdev)
 		sdev->host->host_no, sdev->channel, sdev->id,
 		sdev->lun);
 	
-	class_device_initialize(&sdev->sdev_classdev);
-	sdev->sdev_classdev.dev = &sdev->sdev_gendev;
-	sdev->sdev_classdev.class = &sdev_class;
-	snprintf(sdev->sdev_classdev.class_id, BUS_ID_SIZE,
+	device_initialize(&sdev->sdev_dev);
+	sdev->sdev_dev.parent = &sdev->sdev_gendev;
+	sdev->sdev_dev.class = &sdev_class;
+	snprintf(sdev->sdev_dev.bus_id, BUS_ID_SIZE,
 		 "%d:%d:%d:%d", sdev->host->host_no,
 		 sdev->channel, sdev->id, sdev->lun);
 	sdev->scsi_level = starget->scsi_level;
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index b1119da6e88c..6b092a6c295d 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -72,8 +72,8 @@ static int fc_vport_create(struct Scsi_Host *shost, int channel,
  * Redefine so that we can have same named attributes in the
  * sdev/starget/host objects.
  */
-#define FC_CLASS_DEVICE_ATTR(_prefix,_name,_mode,_show,_store)		\
-struct class_device_attribute class_device_attr_##_prefix##_##_name = 	\
+#define FC_DEVICE_ATTR(_prefix,_name,_mode,_show,_store)		\
+struct device_attribute device_attr_##_prefix##_##_name = 	\
 	__ATTR(_name,_mode,_show,_store)
 
 #define fc_enum_name_search(title, table_type, table)			\
@@ -326,26 +326,26 @@ struct fc_internal {
 	 * part of the midlayer. As the remote port is specific to the
 	 * fc transport, we must provide the attribute container.
 	 */
-	struct class_device_attribute private_starget_attrs[
+	struct device_attribute private_starget_attrs[
 							FC_STARGET_NUM_ATTRS];
-	struct class_device_attribute *starget_attrs[FC_STARGET_NUM_ATTRS + 1];
+	struct device_attribute *starget_attrs[FC_STARGET_NUM_ATTRS + 1];
 
-	struct class_device_attribute private_host_attrs[FC_HOST_NUM_ATTRS];
-	struct class_device_attribute *host_attrs[FC_HOST_NUM_ATTRS + 1];
+	struct device_attribute private_host_attrs[FC_HOST_NUM_ATTRS];
+	struct device_attribute *host_attrs[FC_HOST_NUM_ATTRS + 1];
 
 	struct transport_container rport_attr_cont;
-	struct class_device_attribute private_rport_attrs[FC_RPORT_NUM_ATTRS];
-	struct class_device_attribute *rport_attrs[FC_RPORT_NUM_ATTRS + 1];
+	struct device_attribute private_rport_attrs[FC_RPORT_NUM_ATTRS];
+	struct device_attribute *rport_attrs[FC_RPORT_NUM_ATTRS + 1];
 
 	struct transport_container vport_attr_cont;
-	struct class_device_attribute private_vport_attrs[FC_VPORT_NUM_ATTRS];
-	struct class_device_attribute *vport_attrs[FC_VPORT_NUM_ATTRS + 1];
+	struct device_attribute private_vport_attrs[FC_VPORT_NUM_ATTRS];
+	struct device_attribute *vport_attrs[FC_VPORT_NUM_ATTRS + 1];
 };
 
 #define to_fc_internal(tmpl)	container_of(tmpl, struct fc_internal, t)
 
 static int fc_target_setup(struct transport_container *tc, struct device *dev,
-			   struct class_device *cdev)
+			   struct device *cdev)
 {
 	struct scsi_target *starget = to_scsi_target(dev);
 	struct fc_rport *rport = starget_to_rport(starget);
@@ -375,7 +375,7 @@ static DECLARE_TRANSPORT_CLASS(fc_transport_class,
 			       NULL);
 
 static int fc_host_setup(struct transport_container *tc, struct device *dev,
-			 struct class_device *cdev)
+			 struct device *cdev)
 {
 	struct Scsi_Host *shost = dev_to_shost(dev);
 	struct fc_host_attrs *fc_host = shost_to_fc_host(shost);
@@ -682,9 +682,10 @@ static void __exit fc_transport_exit(void)
 
 #define fc_rport_show_function(field, format_string, sz, cast)		\
 static ssize_t								\
-show_fc_rport_##field (struct class_device *cdev, char *buf)		\
+show_fc_rport_##field (struct device *dev, 				\
+		       struct device_attribute *attr, char *buf)	\
 {									\
-	struct fc_rport *rport = transport_class_to_rport(cdev);	\
+	struct fc_rport *rport = transport_class_to_rport(dev);		\
 	struct Scsi_Host *shost = rport_to_shost(rport);		\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	if ((i->f->get_rport_##field) &&				\
@@ -697,11 +698,12 @@ show_fc_rport_##field (struct class_device *cdev, char *buf)		\
 
 #define fc_rport_store_function(field)					\
 static ssize_t								\
-store_fc_rport_##field(struct class_device *cdev, const char *buf,	\
-			   size_t count)				\
+store_fc_rport_##field(struct device *dev,				\
+		       struct device_attribute *attr,			\
+		       const char *buf,	size_t count)			\
 {									\
 	int val;							\
-	struct fc_rport *rport = transport_class_to_rport(cdev);	\
+	struct fc_rport *rport = transport_class_to_rport(dev);		\
 	struct Scsi_Host *shost = rport_to_shost(rport);		\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	char *cp;							\
@@ -718,58 +720,60 @@ store_fc_rport_##field(struct class_device *cdev, const char *buf,	\
 
 #define fc_rport_rd_attr(field, format_string, sz)			\
 	fc_rport_show_function(field, format_string, sz, )		\
-static FC_CLASS_DEVICE_ATTR(rport, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(rport, field, S_IRUGO,			\
 			 show_fc_rport_##field, NULL)
 
 #define fc_rport_rd_attr_cast(field, format_string, sz, cast)		\
 	fc_rport_show_function(field, format_string, sz, (cast))	\
-static FC_CLASS_DEVICE_ATTR(rport, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(rport, field, S_IRUGO,			\
 			  show_fc_rport_##field, NULL)
 
 #define fc_rport_rw_attr(field, format_string, sz)			\
 	fc_rport_show_function(field, format_string, sz, )		\
 	fc_rport_store_function(field)					\
-static FC_CLASS_DEVICE_ATTR(rport, field, S_IRUGO | S_IWUSR,		\
+static FC_DEVICE_ATTR(rport, field, S_IRUGO | S_IWUSR,		\
 			show_fc_rport_##field,				\
 			store_fc_rport_##field)
 
 
 #define fc_private_rport_show_function(field, format_string, sz, cast)	\
 static ssize_t								\
-show_fc_rport_##field (struct class_device *cdev, char *buf)		\
+show_fc_rport_##field (struct device *dev, 				\
+		       struct device_attribute *attr, char *buf)	\
 {									\
-	struct fc_rport *rport = transport_class_to_rport(cdev);	\
+	struct fc_rport *rport = transport_class_to_rport(dev);		\
 	return snprintf(buf, sz, format_string, cast rport->field); 	\
 }
 
 #define fc_private_rport_rd_attr(field, format_string, sz)		\
 	fc_private_rport_show_function(field, format_string, sz, )	\
-static FC_CLASS_DEVICE_ATTR(rport, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(rport, field, S_IRUGO,			\
 			 show_fc_rport_##field, NULL)
 
 #define fc_private_rport_rd_attr_cast(field, format_string, sz, cast)	\
 	fc_private_rport_show_function(field, format_string, sz, (cast)) \
-static FC_CLASS_DEVICE_ATTR(rport, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(rport, field, S_IRUGO,			\
 			  show_fc_rport_##field, NULL)
 
 
 #define fc_private_rport_rd_enum_attr(title, maxlen)			\
 static ssize_t								\
-show_fc_rport_##title (struct class_device *cdev, char *buf)		\
+show_fc_rport_##title (struct device *dev,				\
+		       struct device_attribute *attr, char *buf)	\
 {									\
-	struct fc_rport *rport = transport_class_to_rport(cdev);	\
+	struct fc_rport *rport = transport_class_to_rport(dev);		\
 	const char *name;						\
 	name = get_fc_##title##_name(rport->title);			\
 	if (!name)							\
 		return -EINVAL;						\
 	return snprintf(buf, maxlen, "%s\n", name);			\
 }									\
-static FC_CLASS_DEVICE_ATTR(rport, title, S_IRUGO,			\
+static FC_DEVICE_ATTR(rport, title, S_IRUGO,			\
 			show_fc_rport_##title, NULL)
 
 
 #define SETUP_RPORT_ATTRIBUTE_RD(field)					\
-	i->private_rport_attrs[count] = class_device_attr_rport_##field; \
+	i->private_rport_attrs[count] = device_attr_rport_##field; \
 	i->private_rport_attrs[count].attr.mode = S_IRUGO;		\
 	i->private_rport_attrs[count].store = NULL;			\
 	i->rport_attrs[count] = &i->private_rport_attrs[count];		\
@@ -777,14 +781,14 @@ static FC_CLASS_DEVICE_ATTR(rport, title, S_IRUGO,			\
 		count++
 
 #define SETUP_PRIVATE_RPORT_ATTRIBUTE_RD(field)				\
-	i->private_rport_attrs[count] = class_device_attr_rport_##field; \
+	i->private_rport_attrs[count] = device_attr_rport_##field; \
 	i->private_rport_attrs[count].attr.mode = S_IRUGO;		\
 	i->private_rport_attrs[count].store = NULL;			\
 	i->rport_attrs[count] = &i->private_rport_attrs[count];		\
 	count++
 
 #define SETUP_RPORT_ATTRIBUTE_RW(field)					\
-	i->private_rport_attrs[count] = class_device_attr_rport_##field; \
+	i->private_rport_attrs[count] = device_attr_rport_##field; \
 	if (!i->f->set_rport_##field) {					\
 		i->private_rport_attrs[count].attr.mode = S_IRUGO;	\
 		i->private_rport_attrs[count].store = NULL;		\
@@ -795,7 +799,7 @@ static FC_CLASS_DEVICE_ATTR(rport, title, S_IRUGO,			\
 
 #define SETUP_PRIVATE_RPORT_ATTRIBUTE_RW(field)				\
 {									\
-	i->private_rport_attrs[count] = class_device_attr_rport_##field; \
+	i->private_rport_attrs[count] = device_attr_rport_##field; \
 	i->rport_attrs[count] = &i->private_rport_attrs[count];		\
 	count++;							\
 }
@@ -808,14 +812,15 @@ static FC_CLASS_DEVICE_ATTR(rport, title, S_IRUGO,			\
 fc_private_rport_rd_attr(maxframe_size, "%u bytes\n", 20);
 
 static ssize_t
-show_fc_rport_supported_classes (struct class_device *cdev, char *buf)
+show_fc_rport_supported_classes (struct device *dev,
+				 struct device_attribute *attr, char *buf)
 {
-	struct fc_rport *rport = transport_class_to_rport(cdev);
+	struct fc_rport *rport = transport_class_to_rport(dev);
 	if (rport->supported_classes == FC_COS_UNSPECIFIED)
 		return snprintf(buf, 20, "unspecified\n");
 	return get_fc_cos_names(rport->supported_classes, buf);
 }
-static FC_CLASS_DEVICE_ATTR(rport, supported_classes, S_IRUGO,
+static FC_DEVICE_ATTR(rport, supported_classes, S_IRUGO,
 		show_fc_rport_supported_classes, NULL);
 
 /* Dynamic Remote Port Attributes */
@@ -825,11 +830,11 @@ static FC_CLASS_DEVICE_ATTR(rport, supported_classes, S_IRUGO,
  */
 fc_rport_show_function(dev_loss_tmo, "%d\n", 20, )
 static ssize_t
-store_fc_rport_dev_loss_tmo(struct class_device *cdev, const char *buf,
-			   size_t count)
+store_fc_rport_dev_loss_tmo(struct device *dev, struct device_attribute *attr,
+			    const char *buf, size_t count)
 {
 	int val;
-	struct fc_rport *rport = transport_class_to_rport(cdev);
+	struct fc_rport *rport = transport_class_to_rport(dev);
 	struct Scsi_Host *shost = rport_to_shost(rport);
 	struct fc_internal *i = to_fc_internal(shost->transportt);
 	char *cp;
@@ -844,7 +849,7 @@ store_fc_rport_dev_loss_tmo(struct class_device *cdev, const char *buf,
 	i->f->set_rport_dev_loss_tmo(rport, val);
 	return count;
 }
-static FC_CLASS_DEVICE_ATTR(rport, dev_loss_tmo, S_IRUGO | S_IWUSR,
+static FC_DEVICE_ATTR(rport, dev_loss_tmo, S_IRUGO | S_IWUSR,
 		show_fc_rport_dev_loss_tmo, store_fc_rport_dev_loss_tmo);
 
 
@@ -855,9 +860,10 @@ fc_private_rport_rd_attr_cast(port_name, "0x%llx\n", 20, unsigned long long);
 fc_private_rport_rd_attr(port_id, "0x%06x\n", 20);
 
 static ssize_t
-show_fc_rport_roles (struct class_device *cdev, char *buf)
+show_fc_rport_roles (struct device *dev, struct device_attribute *attr,
+		     char *buf)
 {
-	struct fc_rport *rport = transport_class_to_rport(cdev);
+	struct fc_rport *rport = transport_class_to_rport(dev);
 
 	/* identify any roles that are port_id specific */
 	if ((rport->port_id != -1) &&
@@ -883,7 +889,7 @@ show_fc_rport_roles (struct class_device *cdev, char *buf)
 		return get_fc_port_roles_names(rport->roles, buf);
 	}
 }
-static FC_CLASS_DEVICE_ATTR(rport, roles, S_IRUGO,
+static FC_DEVICE_ATTR(rport, roles, S_IRUGO,
 		show_fc_rport_roles, NULL);
 
 fc_private_rport_rd_enum_attr(port_state, FC_PORTSTATE_MAX_NAMELEN);
@@ -893,9 +899,10 @@ fc_private_rport_rd_attr(scsi_target_id, "%d\n", 20);
  * fast_io_fail_tmo attribute
  */
 static ssize_t
-show_fc_rport_fast_io_fail_tmo (struct class_device *cdev, char *buf)
+show_fc_rport_fast_io_fail_tmo (struct device *dev,
+				struct device_attribute *attr, char *buf)
 {
-	struct fc_rport *rport = transport_class_to_rport(cdev);
+	struct fc_rport *rport = transport_class_to_rport(dev);
 
 	if (rport->fast_io_fail_tmo == -1)
 		return snprintf(buf, 5, "off\n");
@@ -903,12 +910,13 @@ show_fc_rport_fast_io_fail_tmo (struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-store_fc_rport_fast_io_fail_tmo(struct class_device *cdev, const char *buf,
-			   size_t count)
+store_fc_rport_fast_io_fail_tmo(struct device *dev,
+				struct device_attribute *attr, const char *buf,
+				size_t count)
 {
 	int val;
 	char *cp;
-	struct fc_rport *rport = transport_class_to_rport(cdev);
+	struct fc_rport *rport = transport_class_to_rport(dev);
 
 	if ((rport->port_state == FC_PORTSTATE_BLOCKED) ||
 	    (rport->port_state == FC_PORTSTATE_DELETED) ||
@@ -925,7 +933,7 @@ store_fc_rport_fast_io_fail_tmo(struct class_device *cdev, const char *buf,
 	}
 	return count;
 }
-static FC_CLASS_DEVICE_ATTR(rport, fast_io_fail_tmo, S_IRUGO | S_IWUSR,
+static FC_DEVICE_ATTR(rport, fast_io_fail_tmo, S_IRUGO | S_IWUSR,
 	show_fc_rport_fast_io_fail_tmo, store_fc_rport_fast_io_fail_tmo);
 
 
@@ -941,9 +949,10 @@ static FC_CLASS_DEVICE_ATTR(rport, fast_io_fail_tmo, S_IRUGO | S_IWUSR,
  */
 #define fc_starget_show_function(field, format_string, sz, cast)	\
 static ssize_t								\
-show_fc_starget_##field (struct class_device *cdev, char *buf)		\
+show_fc_starget_##field (struct device *dev, 				\
+			 struct device_attribute *attr, char *buf)	\
 {									\
-	struct scsi_target *starget = transport_class_to_starget(cdev);	\
+	struct scsi_target *starget = transport_class_to_starget(dev);	\
 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);	\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	struct fc_rport *rport = starget_to_rport(starget);		\
@@ -957,16 +966,16 @@ show_fc_starget_##field (struct class_device *cdev, char *buf)		\
 
 #define fc_starget_rd_attr(field, format_string, sz)			\
 	fc_starget_show_function(field, format_string, sz, )		\
-static FC_CLASS_DEVICE_ATTR(starget, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(starget, field, S_IRUGO,			\
 			 show_fc_starget_##field, NULL)
 
 #define fc_starget_rd_attr_cast(field, format_string, sz, cast)		\
 	fc_starget_show_function(field, format_string, sz, (cast))	\
-static FC_CLASS_DEVICE_ATTR(starget, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(starget, field, S_IRUGO,			\
 			  show_fc_starget_##field, NULL)
 
 #define SETUP_STARGET_ATTRIBUTE_RD(field)				\
-	i->private_starget_attrs[count] = class_device_attr_starget_##field; \
+	i->private_starget_attrs[count] = device_attr_starget_##field; \
 	i->private_starget_attrs[count].attr.mode = S_IRUGO;		\
 	i->private_starget_attrs[count].store = NULL;			\
 	i->starget_attrs[count] = &i->private_starget_attrs[count];	\
@@ -974,7 +983,7 @@ static FC_CLASS_DEVICE_ATTR(starget, field, S_IRUGO,			\
 		count++
 
 #define SETUP_STARGET_ATTRIBUTE_RW(field)				\
-	i->private_starget_attrs[count] = class_device_attr_starget_##field; \
+	i->private_starget_attrs[count] = device_attr_starget_##field; \
 	if (!i->f->set_starget_##field) {				\
 		i->private_starget_attrs[count].attr.mode = S_IRUGO;	\
 		i->private_starget_attrs[count].store = NULL;		\
@@ -995,9 +1004,10 @@ fc_starget_rd_attr(port_id, "0x%06x\n", 20);
 
 #define fc_vport_show_function(field, format_string, sz, cast)		\
 static ssize_t								\
-show_fc_vport_##field (struct class_device *cdev, char *buf)		\
+show_fc_vport_##field (struct device *dev, 				\
+		       struct device_attribute *attr, char *buf)	\
 {									\
-	struct fc_vport *vport = transport_class_to_vport(cdev);	\
+	struct fc_vport *vport = transport_class_to_vport(dev);		\
 	struct Scsi_Host *shost = vport_to_shost(vport);		\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	if ((i->f->get_vport_##field) &&				\
@@ -1008,11 +1018,12 @@ show_fc_vport_##field (struct class_device *cdev, char *buf)		\
 
 #define fc_vport_store_function(field)					\
 static ssize_t								\
-store_fc_vport_##field(struct class_device *cdev, const char *buf,	\
-			   size_t count)				\
+store_fc_vport_##field(struct device *dev,				\
+		       struct device_attribute *attr,			\
+		       const char *buf,	size_t count)			\
 {									\
 	int val;							\
-	struct fc_vport *vport = transport_class_to_vport(cdev);	\
+	struct fc_vport *vport = transport_class_to_vport(dev);		\
 	struct Scsi_Host *shost = vport_to_shost(vport);		\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	char *cp;							\
@@ -1027,10 +1038,11 @@ store_fc_vport_##field(struct class_device *cdev, const char *buf,	\
 
 #define fc_vport_store_str_function(field, slen)			\
 static ssize_t								\
-store_fc_vport_##field(struct class_device *cdev, const char *buf,	\
-			   size_t count)				\
+store_fc_vport_##field(struct device *dev,				\
+		       struct device_attribute *attr, 			\
+		       const char *buf,	size_t count)			\
 {									\
-	struct fc_vport *vport = transport_class_to_vport(cdev);	\
+	struct fc_vport *vport = transport_class_to_vport(dev);		\
 	struct Scsi_Host *shost = vport_to_shost(vport);		\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	unsigned int cnt=count;						\
@@ -1047,36 +1059,38 @@ store_fc_vport_##field(struct class_device *cdev, const char *buf,	\
 
 #define fc_vport_rd_attr(field, format_string, sz)			\
 	fc_vport_show_function(field, format_string, sz, )		\
-static FC_CLASS_DEVICE_ATTR(vport, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(vport, field, S_IRUGO,			\
 			 show_fc_vport_##field, NULL)
 
 #define fc_vport_rd_attr_cast(field, format_string, sz, cast)		\
 	fc_vport_show_function(field, format_string, sz, (cast))	\
-static FC_CLASS_DEVICE_ATTR(vport, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(vport, field, S_IRUGO,			\
 			  show_fc_vport_##field, NULL)
 
 #define fc_vport_rw_attr(field, format_string, sz)			\
 	fc_vport_show_function(field, format_string, sz, )		\
 	fc_vport_store_function(field)					\
-static FC_CLASS_DEVICE_ATTR(vport, field, S_IRUGO | S_IWUSR,		\
+static FC_DEVICE_ATTR(vport, field, S_IRUGO | S_IWUSR,		\
 			show_fc_vport_##field,				\
 			store_fc_vport_##field)
 
 #define fc_private_vport_show_function(field, format_string, sz, cast)	\
 static ssize_t								\
-show_fc_vport_##field (struct class_device *cdev, char *buf)		\
+show_fc_vport_##field (struct device *dev,				\
+		       struct device_attribute *attr, char *buf)	\
 {									\
-	struct fc_vport *vport = transport_class_to_vport(cdev);	\
+	struct fc_vport *vport = transport_class_to_vport(dev);		\
 	return snprintf(buf, sz, format_string, cast vport->field); 	\
 }
 
 #define fc_private_vport_store_u32_function(field)			\
 static ssize_t								\
-store_fc_vport_##field(struct class_device *cdev, const char *buf,	\
-			   size_t count)				\
+store_fc_vport_##field(struct device *dev,				\
+		       struct device_attribute *attr,			\
+		       const char *buf,	size_t count)			\
 {									\
 	u32 val;							\
-	struct fc_vport *vport = transport_class_to_vport(cdev);	\
+	struct fc_vport *vport = transport_class_to_vport(dev);		\
 	char *cp;							\
 	if (vport->flags & (FC_VPORT_DEL | FC_VPORT_CREATING))		\
 		return -EBUSY;						\
@@ -1090,39 +1104,41 @@ store_fc_vport_##field(struct class_device *cdev, const char *buf,	\
 
 #define fc_private_vport_rd_attr(field, format_string, sz)		\
 	fc_private_vport_show_function(field, format_string, sz, )	\
-static FC_CLASS_DEVICE_ATTR(vport, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(vport, field, S_IRUGO,			\
 			 show_fc_vport_##field, NULL)
 
 #define fc_private_vport_rd_attr_cast(field, format_string, sz, cast)	\
 	fc_private_vport_show_function(field, format_string, sz, (cast)) \
-static FC_CLASS_DEVICE_ATTR(vport, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(vport, field, S_IRUGO,			\
 			  show_fc_vport_##field, NULL)
 
 #define fc_private_vport_rw_u32_attr(field, format_string, sz)		\
 	fc_private_vport_show_function(field, format_string, sz, )	\
 	fc_private_vport_store_u32_function(field)			\
-static FC_CLASS_DEVICE_ATTR(vport, field, S_IRUGO | S_IWUSR,		\
+static FC_DEVICE_ATTR(vport, field, S_IRUGO | S_IWUSR,		\
 			show_fc_vport_##field,				\
 			store_fc_vport_##field)
 
 
 #define fc_private_vport_rd_enum_attr(title, maxlen)			\
 static ssize_t								\
-show_fc_vport_##title (struct class_device *cdev, char *buf)		\
+show_fc_vport_##title (struct device *dev,				\
+		       struct device_attribute *attr,			\
+		       char *buf)					\
 {									\
-	struct fc_vport *vport = transport_class_to_vport(cdev);	\
+	struct fc_vport *vport = transport_class_to_vport(dev);		\
 	const char *name;						\
 	name = get_fc_##title##_name(vport->title);			\
 	if (!name)							\
 		return -EINVAL;						\
 	return snprintf(buf, maxlen, "%s\n", name);			\
 }									\
-static FC_CLASS_DEVICE_ATTR(vport, title, S_IRUGO,			\
+static FC_DEVICE_ATTR(vport, title, S_IRUGO,			\
 			show_fc_vport_##title, NULL)
 
 
 #define SETUP_VPORT_ATTRIBUTE_RD(field)					\
-	i->private_vport_attrs[count] = class_device_attr_vport_##field; \
+	i->private_vport_attrs[count] = device_attr_vport_##field; \
 	i->private_vport_attrs[count].attr.mode = S_IRUGO;		\
 	i->private_vport_attrs[count].store = NULL;			\
 	i->vport_attrs[count] = &i->private_vport_attrs[count];		\
@@ -1131,21 +1147,21 @@ static FC_CLASS_DEVICE_ATTR(vport, title, S_IRUGO,			\
 	/* NOTE: Above MACRO differs: checks function not show bit */
 
 #define SETUP_PRIVATE_VPORT_ATTRIBUTE_RD(field)				\
-	i->private_vport_attrs[count] = class_device_attr_vport_##field; \
+	i->private_vport_attrs[count] = device_attr_vport_##field; \
 	i->private_vport_attrs[count].attr.mode = S_IRUGO;		\
 	i->private_vport_attrs[count].store = NULL;			\
 	i->vport_attrs[count] = &i->private_vport_attrs[count];		\
 	count++
 
 #define SETUP_VPORT_ATTRIBUTE_WR(field)					\
-	i->private_vport_attrs[count] = class_device_attr_vport_##field; \
+	i->private_vport_attrs[count] = device_attr_vport_##field; \
 	i->vport_attrs[count] = &i->private_vport_attrs[count];		\
 	if (i->f->field)						\
 		count++
 	/* NOTE: Above MACRO differs: checks function */
 
 #define SETUP_VPORT_ATTRIBUTE_RW(field)					\
-	i->private_vport_attrs[count] = class_device_attr_vport_##field; \
+	i->private_vport_attrs[count] = device_attr_vport_##field; \
 	if (!i->f->set_vport_##field) {					\
 		i->private_vport_attrs[count].attr.mode = S_IRUGO;	\
 		i->private_vport_attrs[count].store = NULL;		\
@@ -1156,7 +1172,7 @@ static FC_CLASS_DEVICE_ATTR(vport, title, S_IRUGO,			\
 
 #define SETUP_PRIVATE_VPORT_ATTRIBUTE_RW(field)				\
 {									\
-	i->private_vport_attrs[count] = class_device_attr_vport_##field; \
+	i->private_vport_attrs[count] = device_attr_vport_##field; \
 	i->vport_attrs[count] = &i->private_vport_attrs[count];		\
 	count++;							\
 }
@@ -1176,35 +1192,36 @@ fc_private_vport_rd_attr_cast(node_name, "0x%llx\n", 20, unsigned long long);
 fc_private_vport_rd_attr_cast(port_name, "0x%llx\n", 20, unsigned long long);
 
 static ssize_t
-show_fc_vport_roles (struct class_device *cdev, char *buf)
+show_fc_vport_roles (struct device *dev, struct device_attribute *attr,
+		     char *buf)
 {
-	struct fc_vport *vport = transport_class_to_vport(cdev);
+	struct fc_vport *vport = transport_class_to_vport(dev);
 
 	if (vport->roles == FC_PORT_ROLE_UNKNOWN)
 		return snprintf(buf, 20, "unknown\n");
 	return get_fc_port_roles_names(vport->roles, buf);
 }
-static FC_CLASS_DEVICE_ATTR(vport, roles, S_IRUGO, show_fc_vport_roles, NULL);
+static FC_DEVICE_ATTR(vport, roles, S_IRUGO, show_fc_vport_roles, NULL);
 
 fc_private_vport_rd_enum_attr(vport_type, FC_PORTTYPE_MAX_NAMELEN);
 
 fc_private_vport_show_function(symbolic_name, "%s\n",
 		FC_VPORT_SYMBOLIC_NAMELEN + 1, )
 fc_vport_store_str_function(symbolic_name, FC_VPORT_SYMBOLIC_NAMELEN)
-static FC_CLASS_DEVICE_ATTR(vport, symbolic_name, S_IRUGO | S_IWUSR,
+static FC_DEVICE_ATTR(vport, symbolic_name, S_IRUGO | S_IWUSR,
 		show_fc_vport_symbolic_name, store_fc_vport_symbolic_name);
 
 static ssize_t
-store_fc_vport_delete(struct class_device *cdev, const char *buf,
-			   size_t count)
+store_fc_vport_delete(struct device *dev, struct device_attribute *attr,
+		      const char *buf, size_t count)
 {
-	struct fc_vport *vport = transport_class_to_vport(cdev);
+	struct fc_vport *vport = transport_class_to_vport(dev);
 	struct Scsi_Host *shost = vport_to_shost(vport);
 
 	fc_queue_work(shost, &vport->vport_delete_work);
 	return count;
 }
-static FC_CLASS_DEVICE_ATTR(vport, vport_delete, S_IWUSR,
+static FC_DEVICE_ATTR(vport, vport_delete, S_IWUSR,
 			NULL, store_fc_vport_delete);
 
 
@@ -1213,10 +1230,11 @@ static FC_CLASS_DEVICE_ATTR(vport, vport_delete, S_IWUSR,
  *  Write "1" to disable, write "0" to enable
  */
 static ssize_t
-store_fc_vport_disable(struct class_device *cdev, const char *buf,
+store_fc_vport_disable(struct device *dev, struct device_attribute *attr,
+		       const char *buf,
 			   size_t count)
 {
-	struct fc_vport *vport = transport_class_to_vport(cdev);
+	struct fc_vport *vport = transport_class_to_vport(dev);
 	struct Scsi_Host *shost = vport_to_shost(vport);
 	struct fc_internal *i = to_fc_internal(shost->transportt);
 	int stat;
@@ -1236,7 +1254,7 @@ store_fc_vport_disable(struct class_device *cdev, const char *buf,
 	stat = i->f->vport_disable(vport, ((*buf == '0') ? false : true));
 	return stat ? stat : count;
 }
-static FC_CLASS_DEVICE_ATTR(vport, vport_disable, S_IWUSR,
+static FC_DEVICE_ATTR(vport, vport_disable, S_IWUSR,
 			NULL, store_fc_vport_disable);
 
 
@@ -1246,9 +1264,10 @@ static FC_CLASS_DEVICE_ATTR(vport, vport_disable, S_IWUSR,
 
 #define fc_host_show_function(field, format_string, sz, cast)		\
 static ssize_t								\
-show_fc_host_##field (struct class_device *cdev, char *buf)		\
+show_fc_host_##field (struct device *dev,				\
+		      struct device_attribute *attr, char *buf)		\
 {									\
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);	\
+	struct Scsi_Host *shost = transport_class_to_shost(dev);	\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	if (i->f->get_host_##field)					\
 		i->f->get_host_##field(shost);				\
@@ -1257,11 +1276,12 @@ show_fc_host_##field (struct class_device *cdev, char *buf)		\
 
 #define fc_host_store_function(field)					\
 static ssize_t								\
-store_fc_host_##field(struct class_device *cdev, const char *buf,	\
-			   size_t count)				\
+store_fc_host_##field(struct device *dev, 				\
+		      struct device_attribute *attr,			\
+		      const char *buf,	size_t count)			\
 {									\
 	int val;							\
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);	\
+	struct Scsi_Host *shost = transport_class_to_shost(dev);	\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	char *cp;							\
 									\
@@ -1274,10 +1294,11 @@ store_fc_host_##field(struct class_device *cdev, const char *buf,	\
 
 #define fc_host_store_str_function(field, slen)				\
 static ssize_t								\
-store_fc_host_##field(struct class_device *cdev, const char *buf,	\
-			   size_t count)				\
+store_fc_host_##field(struct device *dev,				\
+		      struct device_attribute *attr,			\
+		      const char *buf, size_t count)			\
 {									\
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);	\
+	struct Scsi_Host *shost = transport_class_to_shost(dev);	\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	unsigned int cnt=count;						\
 									\
@@ -1293,26 +1314,27 @@ store_fc_host_##field(struct class_device *cdev, const char *buf,	\
 
 #define fc_host_rd_attr(field, format_string, sz)			\
 	fc_host_show_function(field, format_string, sz, )		\
-static FC_CLASS_DEVICE_ATTR(host, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(host, field, S_IRUGO,			\
 			 show_fc_host_##field, NULL)
 
 #define fc_host_rd_attr_cast(field, format_string, sz, cast)		\
 	fc_host_show_function(field, format_string, sz, (cast))		\
-static FC_CLASS_DEVICE_ATTR(host, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(host, field, S_IRUGO,			\
 			  show_fc_host_##field, NULL)
 
 #define fc_host_rw_attr(field, format_string, sz)			\
 	fc_host_show_function(field, format_string, sz, )		\
 	fc_host_store_function(field)					\
-static FC_CLASS_DEVICE_ATTR(host, field, S_IRUGO | S_IWUSR,		\
+static FC_DEVICE_ATTR(host, field, S_IRUGO | S_IWUSR,		\
 			show_fc_host_##field,				\
 			store_fc_host_##field)
 
 #define fc_host_rd_enum_attr(title, maxlen)				\
 static ssize_t								\
-show_fc_host_##title (struct class_device *cdev, char *buf)		\
+show_fc_host_##title (struct device *dev,				\
+		      struct device_attribute *attr, char *buf)		\
 {									\
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);	\
+	struct Scsi_Host *shost = transport_class_to_shost(dev);	\
 	struct fc_internal *i = to_fc_internal(shost->transportt);	\
 	const char *name;						\
 	if (i->f->get_host_##title)					\
@@ -1322,10 +1344,10 @@ show_fc_host_##title (struct class_device *cdev, char *buf)		\
 		return -EINVAL;						\
 	return snprintf(buf, maxlen, "%s\n", name);			\
 }									\
-static FC_CLASS_DEVICE_ATTR(host, title, S_IRUGO, show_fc_host_##title, NULL)
+static FC_DEVICE_ATTR(host, title, S_IRUGO, show_fc_host_##title, NULL)
 
 #define SETUP_HOST_ATTRIBUTE_RD(field)					\
-	i->private_host_attrs[count] = class_device_attr_host_##field;	\
+	i->private_host_attrs[count] = device_attr_host_##field;	\
 	i->private_host_attrs[count].attr.mode = S_IRUGO;		\
 	i->private_host_attrs[count].store = NULL;			\
 	i->host_attrs[count] = &i->private_host_attrs[count];		\
@@ -1333,14 +1355,14 @@ static FC_CLASS_DEVICE_ATTR(host, title, S_IRUGO, show_fc_host_##title, NULL)
 		count++
 
 #define SETUP_HOST_ATTRIBUTE_RD_NS(field)				\
-	i->private_host_attrs[count] = class_device_attr_host_##field;	\
+	i->private_host_attrs[count] = device_attr_host_##field;	\
 	i->private_host_attrs[count].attr.mode = S_IRUGO;		\
 	i->private_host_attrs[count].store = NULL;			\
 	i->host_attrs[count] = &i->private_host_attrs[count];		\
 	count++
 
 #define SETUP_HOST_ATTRIBUTE_RW(field)					\
-	i->private_host_attrs[count] = class_device_attr_host_##field;	\
+	i->private_host_attrs[count] = device_attr_host_##field;	\
 	if (!i->f->set_host_##field) {					\
 		i->private_host_attrs[count].attr.mode = S_IRUGO;	\
 		i->private_host_attrs[count].store = NULL;		\
@@ -1352,24 +1374,25 @@ static FC_CLASS_DEVICE_ATTR(host, title, S_IRUGO, show_fc_host_##title, NULL)
 
 #define fc_private_host_show_function(field, format_string, sz, cast)	\
 static ssize_t								\
-show_fc_host_##field (struct class_device *cdev, char *buf)		\
+show_fc_host_##field (struct device *dev,				\
+		      struct device_attribute *attr, char *buf)		\
 {									\
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);	\
+	struct Scsi_Host *shost = transport_class_to_shost(dev);	\
 	return snprintf(buf, sz, format_string, cast fc_host_##field(shost)); \
 }
 
 #define fc_private_host_rd_attr(field, format_string, sz)		\
 	fc_private_host_show_function(field, format_string, sz, )	\
-static FC_CLASS_DEVICE_ATTR(host, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(host, field, S_IRUGO,			\
 			 show_fc_host_##field, NULL)
 
 #define fc_private_host_rd_attr_cast(field, format_string, sz, cast)	\
 	fc_private_host_show_function(field, format_string, sz, (cast)) \
-static FC_CLASS_DEVICE_ATTR(host, field, S_IRUGO,			\
+static FC_DEVICE_ATTR(host, field, S_IRUGO,			\
 			  show_fc_host_##field, NULL)
 
 #define SETUP_PRIVATE_HOST_ATTRIBUTE_RD(field)			\
-	i->private_host_attrs[count] = class_device_attr_host_##field;	\
+	i->private_host_attrs[count] = device_attr_host_##field;	\
 	i->private_host_attrs[count].attr.mode = S_IRUGO;		\
 	i->private_host_attrs[count].store = NULL;			\
 	i->host_attrs[count] = &i->private_host_attrs[count];		\
@@ -1377,7 +1400,7 @@ static FC_CLASS_DEVICE_ATTR(host, field, S_IRUGO,			\
 
 #define SETUP_PRIVATE_HOST_ATTRIBUTE_RW(field)			\
 {									\
-	i->private_host_attrs[count] = class_device_attr_host_##field;	\
+	i->private_host_attrs[count] = device_attr_host_##field;	\
 	i->host_attrs[count] = &i->private_host_attrs[count];		\
 	count++;							\
 }
@@ -1386,38 +1409,41 @@ static FC_CLASS_DEVICE_ATTR(host, field, S_IRUGO,			\
 /* Fixed Host Attributes */
 
 static ssize_t
-show_fc_host_supported_classes (struct class_device *cdev, char *buf)
+show_fc_host_supported_classes (struct device *dev,
+			        struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 
 	if (fc_host_supported_classes(shost) == FC_COS_UNSPECIFIED)
 		return snprintf(buf, 20, "unspecified\n");
 
 	return get_fc_cos_names(fc_host_supported_classes(shost), buf);
 }
-static FC_CLASS_DEVICE_ATTR(host, supported_classes, S_IRUGO,
+static FC_DEVICE_ATTR(host, supported_classes, S_IRUGO,
 		show_fc_host_supported_classes, NULL);
 
 static ssize_t
-show_fc_host_supported_fc4s (struct class_device *cdev, char *buf)
+show_fc_host_supported_fc4s (struct device *dev,
+			     struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	return (ssize_t)show_fc_fc4s(buf, fc_host_supported_fc4s(shost));
 }
-static FC_CLASS_DEVICE_ATTR(host, supported_fc4s, S_IRUGO,
+static FC_DEVICE_ATTR(host, supported_fc4s, S_IRUGO,
 		show_fc_host_supported_fc4s, NULL);
 
 static ssize_t
-show_fc_host_supported_speeds (struct class_device *cdev, char *buf)
+show_fc_host_supported_speeds (struct device *dev,
+			       struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 
 	if (fc_host_supported_speeds(shost) == FC_PORTSPEED_UNKNOWN)
 		return snprintf(buf, 20, "unknown\n");
 
 	return get_fc_port_speed_names(fc_host_supported_speeds(shost), buf);
 }
-static FC_CLASS_DEVICE_ATTR(host, supported_speeds, S_IRUGO,
+static FC_DEVICE_ATTR(host, supported_speeds, S_IRUGO,
 		show_fc_host_supported_speeds, NULL);
 
 
@@ -1433,9 +1459,10 @@ fc_private_host_rd_attr(serial_number, "%s\n", (FC_SERIAL_NUMBER_SIZE +1));
 /* Dynamic Host Attributes */
 
 static ssize_t
-show_fc_host_active_fc4s (struct class_device *cdev, char *buf)
+show_fc_host_active_fc4s (struct device *dev,
+			  struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	struct fc_internal *i = to_fc_internal(shost->transportt);
 
 	if (i->f->get_host_active_fc4s)
@@ -1443,13 +1470,14 @@ show_fc_host_active_fc4s (struct class_device *cdev, char *buf)
 
 	return (ssize_t)show_fc_fc4s(buf, fc_host_active_fc4s(shost));
 }
-static FC_CLASS_DEVICE_ATTR(host, active_fc4s, S_IRUGO,
+static FC_DEVICE_ATTR(host, active_fc4s, S_IRUGO,
 		show_fc_host_active_fc4s, NULL);
 
 static ssize_t
-show_fc_host_speed (struct class_device *cdev, char *buf)
+show_fc_host_speed (struct device *dev,
+		    struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	struct fc_internal *i = to_fc_internal(shost->transportt);
 
 	if (i->f->get_host_speed)
@@ -1460,7 +1488,7 @@ show_fc_host_speed (struct class_device *cdev, char *buf)
 
 	return get_fc_port_speed_names(fc_host_speed(shost), buf);
 }
-static FC_CLASS_DEVICE_ATTR(host, speed, S_IRUGO,
+static FC_DEVICE_ATTR(host, speed, S_IRUGO,
 		show_fc_host_speed, NULL);
 
 
@@ -1473,16 +1501,17 @@ fc_host_rd_attr(symbolic_name, "%s\n", FC_SYMBOLIC_NAME_SIZE + 1);
 fc_private_host_show_function(system_hostname, "%s\n",
 		FC_SYMBOLIC_NAME_SIZE + 1, )
 fc_host_store_str_function(system_hostname, FC_SYMBOLIC_NAME_SIZE)
-static FC_CLASS_DEVICE_ATTR(host, system_hostname, S_IRUGO | S_IWUSR,
+static FC_DEVICE_ATTR(host, system_hostname, S_IRUGO | S_IWUSR,
 		show_fc_host_system_hostname, store_fc_host_system_hostname);
 
 
 /* Private Host Attributes */
 
 static ssize_t
-show_fc_private_host_tgtid_bind_type(struct class_device *cdev, char *buf)
+show_fc_private_host_tgtid_bind_type(struct device *dev,
+				     struct device_attribute *attr, char *buf)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	const char *name;
 
 	name = get_fc_tgtid_bind_type_name(fc_host_tgtid_bind_type(shost));
@@ -1495,10 +1524,10 @@ show_fc_private_host_tgtid_bind_type(struct class_device *cdev, char *buf)
 	pos = list_entry((head)->next, typeof(*pos), member)
 
 static ssize_t
-store_fc_private_host_tgtid_bind_type(struct class_device *cdev,
-	const char *buf, size_t count)
+store_fc_private_host_tgtid_bind_type(struct device *dev,
+	struct device_attribute *attr, const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	struct fc_rport *rport;
  	enum fc_tgtid_binding_type val;
 	unsigned long flags;
@@ -1523,15 +1552,15 @@ store_fc_private_host_tgtid_bind_type(struct class_device *cdev,
 	return count;
 }
 
-static FC_CLASS_DEVICE_ATTR(host, tgtid_bind_type, S_IRUGO | S_IWUSR,
+static FC_DEVICE_ATTR(host, tgtid_bind_type, S_IRUGO | S_IWUSR,
 			show_fc_private_host_tgtid_bind_type,
 			store_fc_private_host_tgtid_bind_type);
 
 static ssize_t
-store_fc_private_host_issue_lip(struct class_device *cdev,
-	const char *buf, size_t count)
+store_fc_private_host_issue_lip(struct device *dev,
+	struct device_attribute *attr, const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	struct fc_internal *i = to_fc_internal(shost->transportt);
 	int ret;
 
@@ -1544,7 +1573,7 @@ store_fc_private_host_issue_lip(struct class_device *cdev,
 	return -ENOENT;
 }
 
-static FC_CLASS_DEVICE_ATTR(host, issue_lip, S_IWUSR, NULL,
+static FC_DEVICE_ATTR(host, issue_lip, S_IWUSR, NULL,
 			store_fc_private_host_issue_lip);
 
 fc_private_host_rd_attr(npiv_vports_inuse, "%u\n", 20);
@@ -1556,9 +1585,9 @@ fc_private_host_rd_attr(npiv_vports_inuse, "%u\n", 20);
 
 /* Show a given an attribute in the statistics group */
 static ssize_t
-fc_stat_show(const struct class_device *cdev, char *buf, unsigned long offset)
+fc_stat_show(const struct device *dev, char *buf, unsigned long offset)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	struct fc_internal *i = to_fc_internal(shost->transportt);
 	struct fc_host_statistics *stats;
 	ssize_t ret = -ENOENT;
@@ -1579,12 +1608,14 @@ fc_stat_show(const struct class_device *cdev, char *buf, unsigned long offset)
 
 /* generate a read-only statistics attribute */
 #define fc_host_statistic(name)						\
-static ssize_t show_fcstat_##name(struct class_device *cd, char *buf) 	\
+static ssize_t show_fcstat_##name(struct device *cd,			\
+				  struct device_attribute *attr,	\
+				  char *buf)				\
 {									\
 	return fc_stat_show(cd, buf, 					\
 			    offsetof(struct fc_host_statistics, name));	\
 }									\
-static FC_CLASS_DEVICE_ATTR(host, name, S_IRUGO, show_fcstat_##name, NULL)
+static FC_DEVICE_ATTR(host, name, S_IRUGO, show_fcstat_##name, NULL)
 
 fc_host_statistic(seconds_since_last_reset);
 fc_host_statistic(tx_frames);
@@ -1608,10 +1639,10 @@ fc_host_statistic(fcp_input_megabytes);
 fc_host_statistic(fcp_output_megabytes);
 
 static ssize_t
-fc_reset_statistics(struct class_device *cdev, const char *buf,
-			   size_t count)
+fc_reset_statistics(struct device *dev, struct device_attribute *attr,
+		    const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	struct fc_internal *i = to_fc_internal(shost->transportt);
 
 	/* ignore any data value written to the attribute */
@@ -1622,31 +1653,31 @@ fc_reset_statistics(struct class_device *cdev, const char *buf,
 
 	return -ENOENT;
 }
-static FC_CLASS_DEVICE_ATTR(host, reset_statistics, S_IWUSR, NULL,
+static FC_DEVICE_ATTR(host, reset_statistics, S_IWUSR, NULL,
 				fc_reset_statistics);
 
 static struct attribute *fc_statistics_attrs[] = {
-	&class_device_attr_host_seconds_since_last_reset.attr,
-	&class_device_attr_host_tx_frames.attr,
-	&class_device_attr_host_tx_words.attr,
-	&class_device_attr_host_rx_frames.attr,
-	&class_device_attr_host_rx_words.attr,
-	&class_device_attr_host_lip_count.attr,
-	&class_device_attr_host_nos_count.attr,
-	&class_device_attr_host_error_frames.attr,
-	&class_device_attr_host_dumped_frames.attr,
-	&class_device_attr_host_link_failure_count.attr,
-	&class_device_attr_host_loss_of_sync_count.attr,
-	&class_device_attr_host_loss_of_signal_count.attr,
-	&class_device_attr_host_prim_seq_protocol_err_count.attr,
-	&class_device_attr_host_invalid_tx_word_count.attr,
-	&class_device_attr_host_invalid_crc_count.attr,
-	&class_device_attr_host_fcp_input_requests.attr,
-	&class_device_attr_host_fcp_output_requests.attr,
-	&class_device_attr_host_fcp_control_requests.attr,
-	&class_device_attr_host_fcp_input_megabytes.attr,
-	&class_device_attr_host_fcp_output_megabytes.attr,
-	&class_device_attr_host_reset_statistics.attr,
+	&device_attr_host_seconds_since_last_reset.attr,
+	&device_attr_host_tx_frames.attr,
+	&device_attr_host_tx_words.attr,
+	&device_attr_host_rx_frames.attr,
+	&device_attr_host_rx_words.attr,
+	&device_attr_host_lip_count.attr,
+	&device_attr_host_nos_count.attr,
+	&device_attr_host_error_frames.attr,
+	&device_attr_host_dumped_frames.attr,
+	&device_attr_host_link_failure_count.attr,
+	&device_attr_host_loss_of_sync_count.attr,
+	&device_attr_host_loss_of_signal_count.attr,
+	&device_attr_host_prim_seq_protocol_err_count.attr,
+	&device_attr_host_invalid_tx_word_count.attr,
+	&device_attr_host_invalid_crc_count.attr,
+	&device_attr_host_fcp_input_requests.attr,
+	&device_attr_host_fcp_output_requests.attr,
+	&device_attr_host_fcp_control_requests.attr,
+	&device_attr_host_fcp_input_megabytes.attr,
+	&device_attr_host_fcp_output_megabytes.attr,
+	&device_attr_host_reset_statistics.attr,
 	NULL
 };
 
@@ -1695,10 +1726,10 @@ fc_parse_wwn(const char *ns, u64 *nm)
  * as hex characters, and may *not* contain any prefixes (e.g. 0x, x, etc)
  */
 static ssize_t
-store_fc_host_vport_create(struct class_device *cdev, const char *buf,
-			   size_t count)
+store_fc_host_vport_create(struct device *dev, struct device_attribute *attr,
+			   const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	struct fc_vport_identifiers vid;
 	struct fc_vport *vport;
 	unsigned int cnt=count;
@@ -1731,7 +1762,7 @@ store_fc_host_vport_create(struct class_device *cdev, const char *buf,
 	stat = fc_vport_create(shost, 0, &shost->shost_gendev, &vid, &vport);
 	return stat ? stat : count;
 }
-static FC_CLASS_DEVICE_ATTR(host, vport_create, S_IWUSR, NULL,
+static FC_DEVICE_ATTR(host, vport_create, S_IWUSR, NULL,
 			store_fc_host_vport_create);
 
 
@@ -1742,10 +1773,10 @@ static FC_CLASS_DEVICE_ATTR(host, vport_create, S_IWUSR, NULL,
  * any prefixes (e.g. 0x, x, etc)
  */
 static ssize_t
-store_fc_host_vport_delete(struct class_device *cdev, const char *buf,
-			   size_t count)
+store_fc_host_vport_delete(struct device *dev, struct device_attribute *attr,
+			   const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	struct fc_host_attrs *fc_host = shost_to_fc_host(shost);
 	struct fc_vport *vport;
 	u64 wwpn, wwnn;
@@ -1787,7 +1818,7 @@ store_fc_host_vport_delete(struct class_device *cdev, const char *buf,
 	stat = fc_vport_terminate(vport);
 	return stat ? stat : count;
 }
-static FC_CLASS_DEVICE_ATTR(host, vport_delete, S_IWUSR, NULL,
+static FC_DEVICE_ATTR(host, vport_delete, S_IWUSR, NULL,
 			store_fc_host_vport_delete);
 
 
diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
index ca7bb6f63bde..65d1737eb664 100644
--- a/drivers/scsi/scsi_transport_iscsi.c
+++ b/drivers/scsi/scsi_transport_iscsi.c
@@ -40,13 +40,13 @@ struct iscsi_internal {
 	struct scsi_transport_template t;
 	struct iscsi_transport *iscsi_transport;
 	struct list_head list;
-	struct class_device cdev;
+	struct device dev;
 
-	struct class_device_attribute *host_attrs[ISCSI_HOST_ATTRS + 1];
+	struct device_attribute *host_attrs[ISCSI_HOST_ATTRS + 1];
 	struct transport_container conn_cont;
-	struct class_device_attribute *conn_attrs[ISCSI_CONN_ATTRS + 1];
+	struct device_attribute *conn_attrs[ISCSI_CONN_ATTRS + 1];
 	struct transport_container session_cont;
-	struct class_device_attribute *session_attrs[ISCSI_SESSION_ATTRS + 1];
+	struct device_attribute *session_attrs[ISCSI_SESSION_ATTRS + 1];
 };
 
 static atomic_t iscsi_session_nr; /* sysfs session id for next new session */
@@ -63,12 +63,12 @@ static DEFINE_SPINLOCK(iscsi_transport_lock);
 #define to_iscsi_internal(tmpl) \
 	container_of(tmpl, struct iscsi_internal, t)
 
-#define cdev_to_iscsi_internal(_cdev) \
-	container_of(_cdev, struct iscsi_internal, cdev)
+#define dev_to_iscsi_internal(_dev) \
+	container_of(_dev, struct iscsi_internal, dev)
 
-static void iscsi_transport_release(struct class_device *cdev)
+static void iscsi_transport_release(struct device *dev)
 {
-	struct iscsi_internal *priv = cdev_to_iscsi_internal(cdev);
+	struct iscsi_internal *priv = dev_to_iscsi_internal(dev);
 	kfree(priv);
 }
 
@@ -78,25 +78,27 @@ static void iscsi_transport_release(struct class_device *cdev)
  */
 static struct class iscsi_transport_class = {
 	.name = "iscsi_transport",
-	.release = iscsi_transport_release,
+	.dev_release = iscsi_transport_release,
 };
 
 static ssize_t
-show_transport_handle(struct class_device *cdev, char *buf)
+show_transport_handle(struct device *dev, struct device_attribute *attr,
+		      char *buf)
 {
-	struct iscsi_internal *priv = cdev_to_iscsi_internal(cdev);
+	struct iscsi_internal *priv = dev_to_iscsi_internal(dev);
 	return sprintf(buf, "%llu\n", (unsigned long long)iscsi_handle(priv->iscsi_transport));
 }
-static CLASS_DEVICE_ATTR(handle, S_IRUGO, show_transport_handle, NULL);
+static DEVICE_ATTR(handle, S_IRUGO, show_transport_handle, NULL);
 
 #define show_transport_attr(name, format)				\
 static ssize_t								\
-show_transport_##name(struct class_device *cdev, char *buf)		\
+show_transport_##name(struct device *dev, 				\
+		      struct device_attribute *attr,char *buf)		\
 {									\
-	struct iscsi_internal *priv = cdev_to_iscsi_internal(cdev);	\
+	struct iscsi_internal *priv = dev_to_iscsi_internal(dev);	\
 	return sprintf(buf, format"\n", priv->iscsi_transport->name);	\
 }									\
-static CLASS_DEVICE_ATTR(name, S_IRUGO, show_transport_##name, NULL);
+static DEVICE_ATTR(name, S_IRUGO, show_transport_##name, NULL);
 
 show_transport_attr(caps, "0x%x");
 show_transport_attr(max_lun, "%d");
@@ -104,11 +106,11 @@ show_transport_attr(max_conn, "%d");
 show_transport_attr(max_cmd_len, "%d");
 
 static struct attribute *iscsi_transport_attrs[] = {
-	&class_device_attr_handle.attr,
-	&class_device_attr_caps.attr,
-	&class_device_attr_max_lun.attr,
-	&class_device_attr_max_conn.attr,
-	&class_device_attr_max_cmd_len.attr,
+	&dev_attr_handle.attr,
+	&dev_attr_caps.attr,
+	&dev_attr_max_lun.attr,
+	&dev_attr_max_conn.attr,
+	&dev_attr_max_cmd_len.attr,
 	NULL,
 };
 
@@ -119,7 +121,7 @@ static struct attribute_group iscsi_transport_group = {
 
 
 static int iscsi_setup_host(struct transport_container *tc, struct device *dev,
-			    struct class_device *cdev)
+			    struct device *cdev)
 {
 	struct Scsi_Host *shost = dev_to_shost(dev);
 	struct iscsi_host *ihost = shost->shost_data;
@@ -139,7 +141,7 @@ static int iscsi_setup_host(struct transport_container *tc, struct device *dev,
 }
 
 static int iscsi_remove_host(struct transport_container *tc, struct device *dev,
-			     struct class_device *cdev)
+			     struct device *cdev)
 {
 	struct Scsi_Host *shost = dev_to_shost(dev);
 	struct iscsi_host *ihost = shost->shost_data;
@@ -1337,11 +1339,8 @@ iscsi_if_rx(struct sk_buff *skb)
 	mutex_unlock(&rx_queue_mutex);
 }
 
-#define iscsi_cdev_to_conn(_cdev) \
-	iscsi_dev_to_conn(_cdev->dev)
-
 #define ISCSI_CLASS_ATTR(_prefix,_name,_mode,_show,_store)		\
-struct class_device_attribute class_device_attr_##_prefix##_##_name =	\
+struct device_attribute dev_attr_##_prefix##_##_name =	\
 	__ATTR(_name,_mode,_show,_store)
 
 /*
@@ -1349,9 +1348,10 @@ struct class_device_attribute class_device_attr_##_prefix##_##_name =	\
  */
 #define iscsi_conn_attr_show(param)					\
 static ssize_t								\
-show_conn_param_##param(struct class_device *cdev, char *buf)		\
+show_conn_param_##param(struct device *dev, 				\
+			struct device_attribute *attr, char *buf)	\
 {									\
-	struct iscsi_cls_conn *conn = iscsi_cdev_to_conn(cdev);		\
+	struct iscsi_cls_conn *conn = iscsi_dev_to_conn(dev->parent);	\
 	struct iscsi_transport *t = conn->transport;			\
 	return t->get_conn_param(conn, param, buf);			\
 }
@@ -1375,17 +1375,16 @@ iscsi_conn_attr(address, ISCSI_PARAM_CONN_ADDRESS);
 iscsi_conn_attr(ping_tmo, ISCSI_PARAM_PING_TMO);
 iscsi_conn_attr(recv_tmo, ISCSI_PARAM_RECV_TMO);
 
-#define iscsi_cdev_to_session(_cdev) \
-	iscsi_dev_to_session(_cdev->dev)
-
 /*
  * iSCSI session attrs
  */
 #define iscsi_session_attr_show(param, perm)				\
 static ssize_t								\
-show_session_param_##param(struct class_device *cdev, char *buf)	\
+show_session_param_##param(struct device *dev,				\
+			   struct device_attribute *attr, char *buf)	\
 {									\
-	struct iscsi_cls_session *session = iscsi_cdev_to_session(cdev); \
+	struct iscsi_cls_session *session = 				\
+		iscsi_dev_to_session(dev->parent);			\
 	struct iscsi_transport *t = session->transport;			\
 									\
 	if (perm && !capable(CAP_SYS_ADMIN))				\
@@ -1417,9 +1416,10 @@ iscsi_session_attr(abort_tmo, ISCSI_PARAM_ABORT_TMO, 0);
 iscsi_session_attr(lu_reset_tmo, ISCSI_PARAM_LU_RESET_TMO, 0);
 
 static ssize_t
-show_priv_session_state(struct class_device *cdev, char *buf)
+show_priv_session_state(struct device *dev, struct device_attribute *attr,
+			char *buf)
 {
-	struct iscsi_cls_session *session = iscsi_cdev_to_session(cdev);
+	struct iscsi_cls_session *session = iscsi_dev_to_session(dev->parent);
 	return sprintf(buf, "%s\n", iscsi_session_state_name(session->state));
 }
 static ISCSI_CLASS_ATTR(priv_sess, state, S_IRUGO, show_priv_session_state,
@@ -1427,9 +1427,11 @@ static ISCSI_CLASS_ATTR(priv_sess, state, S_IRUGO, show_priv_session_state,
 
 #define iscsi_priv_session_attr_show(field, format)			\
 static ssize_t								\
-show_priv_session_##field(struct class_device *cdev, char *buf)		\
+show_priv_session_##field(struct device *dev, 				\
+			  struct device_attribute *attr, char *buf)	\
 {									\
-	struct iscsi_cls_session *session = iscsi_cdev_to_session(cdev);\
+	struct iscsi_cls_session *session = 				\
+			iscsi_dev_to_session(dev->parent);		\
 	return sprintf(buf, format"\n", session->field);		\
 }
 
@@ -1444,9 +1446,10 @@ iscsi_priv_session_attr(recovery_tmo, "%d");
  */
 #define iscsi_host_attr_show(param)					\
 static ssize_t								\
-show_host_param_##param(struct class_device *cdev, char *buf)		\
+show_host_param_##param(struct device *dev, 				\
+			struct device_attribute *attr, char *buf)	\
 {									\
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);	\
+	struct Scsi_Host *shost = transport_class_to_shost(dev);	\
 	struct iscsi_internal *priv = to_iscsi_internal(shost->transportt); \
 	return priv->iscsi_transport->get_host_param(shost, param, buf); \
 }
@@ -1463,7 +1466,7 @@ iscsi_host_attr(initiatorname, ISCSI_HOST_PARAM_INITIATOR_NAME);
 
 #define SETUP_PRIV_SESSION_RD_ATTR(field)				\
 do {									\
-	priv->session_attrs[count] = &class_device_attr_priv_sess_##field; \
+	priv->session_attrs[count] = &dev_attr_priv_sess_##field; \
 	count++;							\
 } while (0)
 
@@ -1471,7 +1474,7 @@ do {									\
 #define SETUP_SESSION_RD_ATTR(field, param_flag)			\
 do {									\
 	if (tt->param_mask & param_flag) {				\
-		priv->session_attrs[count] = &class_device_attr_sess_##field; \
+		priv->session_attrs[count] = &dev_attr_sess_##field; \
 		count++;						\
 	}								\
 } while (0)
@@ -1479,7 +1482,7 @@ do {									\
 #define SETUP_CONN_RD_ATTR(field, param_flag)				\
 do {									\
 	if (tt->param_mask & param_flag) {				\
-		priv->conn_attrs[count] = &class_device_attr_conn_##field; \
+		priv->conn_attrs[count] = &dev_attr_conn_##field; \
 		count++;						\
 	}								\
 } while (0)
@@ -1487,7 +1490,7 @@ do {									\
 #define SETUP_HOST_RD_ATTR(field, param_flag)				\
 do {									\
 	if (tt->host_param_mask & param_flag) {				\
-		priv->host_attrs[count] = &class_device_attr_host_##field; \
+		priv->host_attrs[count] = &dev_attr_host_##field; \
 		count++;						\
 	}								\
 } while (0)
@@ -1578,15 +1581,15 @@ iscsi_register_transport(struct iscsi_transport *tt)
 	priv->iscsi_transport = tt;
 	priv->t.user_scan = iscsi_user_scan;
 
-	priv->cdev.class = &iscsi_transport_class;
-	snprintf(priv->cdev.class_id, BUS_ID_SIZE, "%s", tt->name);
-	err = class_device_register(&priv->cdev);
+	priv->dev.class = &iscsi_transport_class;
+	snprintf(priv->dev.bus_id, BUS_ID_SIZE, "%s", tt->name);
+	err = device_register(&priv->dev);
 	if (err)
 		goto free_priv;
 
-	err = sysfs_create_group(&priv->cdev.kobj, &iscsi_transport_group);
+	err = sysfs_create_group(&priv->dev.kobj, &iscsi_transport_group);
 	if (err)
-		goto unregister_cdev;
+		goto unregister_dev;
 
 	/* host parameters */
 	priv->t.host_attrs.ac.attrs = &priv->host_attrs[0];
@@ -1663,8 +1666,8 @@ iscsi_register_transport(struct iscsi_transport *tt)
 	printk(KERN_NOTICE "iscsi: registered transport (%s)\n", tt->name);
 	return &priv->t;
 
-unregister_cdev:
-	class_device_unregister(&priv->cdev);
+unregister_dev:
+	device_unregister(&priv->dev);
 free_priv:
 	kfree(priv);
 	return NULL;
@@ -1691,8 +1694,8 @@ int iscsi_unregister_transport(struct iscsi_transport *tt)
 	transport_container_unregister(&priv->session_cont);
 	transport_container_unregister(&priv->t.host_attrs);
 
-	sysfs_remove_group(&priv->cdev.kobj, &iscsi_transport_group);
-	class_device_unregister(&priv->cdev);
+	sysfs_remove_group(&priv->dev.kobj, &iscsi_transport_group);
+	device_unregister(&priv->dev);
 	mutex_unlock(&rx_queue_mutex);
 
 	return 0;
diff --git a/drivers/scsi/scsi_transport_sas.c b/drivers/scsi/scsi_transport_sas.c
index 43a964d635b4..27ec625ab771 100644
--- a/drivers/scsi/scsi_transport_sas.c
+++ b/drivers/scsi/scsi_transport_sas.c
@@ -53,8 +53,8 @@ struct sas_host_attrs {
 /*
  * Hack to allow attributes of the same name in different objects.
  */
-#define SAS_CLASS_DEVICE_ATTR(_prefix,_name,_mode,_show,_store) \
-	struct class_device_attribute class_device_attr_##_prefix##_##_name = \
+#define SAS_DEVICE_ATTR(_prefix,_name,_mode,_show,_store) \
+	struct device_attribute dev_attr_##_prefix##_##_name = \
 	__ATTR(_name,_mode,_show,_store)
 
 
@@ -261,7 +261,7 @@ static void sas_bsg_remove(struct Scsi_Host *shost, struct sas_rphy *rphy)
  */
 
 static int sas_host_setup(struct transport_container *tc, struct device *dev,
-			  struct class_device *cdev)
+			  struct device *cdev)
 {
 	struct Scsi_Host *shost = dev_to_shost(dev);
 	struct sas_host_attrs *sas_host = to_sas_host_attrs(shost);
@@ -280,7 +280,7 @@ static int sas_host_setup(struct transport_container *tc, struct device *dev,
 }
 
 static int sas_host_remove(struct transport_container *tc, struct device *dev,
-			   struct class_device *cdev)
+			   struct device *cdev)
 {
 	struct Scsi_Host *shost = dev_to_shost(dev);
 
@@ -356,22 +356,24 @@ EXPORT_SYMBOL(sas_remove_host);
 
 #define sas_phy_show_simple(field, name, format_string, cast)		\
 static ssize_t								\
-show_sas_phy_##name(struct class_device *cdev, char *buf)		\
+show_sas_phy_##name(struct device *dev, 				\
+		    struct device_attribute *attr, char *buf)		\
 {									\
-	struct sas_phy *phy = transport_class_to_phy(cdev);		\
+	struct sas_phy *phy = transport_class_to_phy(dev);		\
 									\
 	return snprintf(buf, 20, format_string, cast phy->field);	\
 }
 
 #define sas_phy_simple_attr(field, name, format_string, type)		\
 	sas_phy_show_simple(field, name, format_string, (type))	\
-static CLASS_DEVICE_ATTR(name, S_IRUGO, show_sas_phy_##name, NULL)
+static DEVICE_ATTR(name, S_IRUGO, show_sas_phy_##name, NULL)
 
 #define sas_phy_show_protocol(field, name)				\
 static ssize_t								\
-show_sas_phy_##name(struct class_device *cdev, char *buf)		\
+show_sas_phy_##name(struct device *dev, 				\
+		    struct device_attribute *attr, char *buf)		\
 {									\
-	struct sas_phy *phy = transport_class_to_phy(cdev);		\
+	struct sas_phy *phy = transport_class_to_phy(dev);		\
 									\
 	if (!phy->field)						\
 		return snprintf(buf, 20, "none\n");			\
@@ -380,13 +382,14 @@ show_sas_phy_##name(struct class_device *cdev, char *buf)		\
 
 #define sas_phy_protocol_attr(field, name)				\
 	sas_phy_show_protocol(field, name)				\
-static CLASS_DEVICE_ATTR(name, S_IRUGO, show_sas_phy_##name, NULL)
+static DEVICE_ATTR(name, S_IRUGO, show_sas_phy_##name, NULL)
 
 #define sas_phy_show_linkspeed(field)					\
 static ssize_t								\
-show_sas_phy_##field(struct class_device *cdev, char *buf)		\
+show_sas_phy_##field(struct device *dev, 				\
+		     struct device_attribute *attr, char *buf)		\
 {									\
-	struct sas_phy *phy = transport_class_to_phy(cdev);		\
+	struct sas_phy *phy = transport_class_to_phy(dev);		\
 									\
 	return get_sas_linkspeed_names(phy->field, buf);		\
 }
@@ -394,10 +397,11 @@ show_sas_phy_##field(struct class_device *cdev, char *buf)		\
 /* Fudge to tell if we're minimum or maximum */
 #define sas_phy_store_linkspeed(field)					\
 static ssize_t								\
-store_sas_phy_##field(struct class_device *cdev, const char *buf,	\
-		      size_t count)					\
+store_sas_phy_##field(struct device *dev, 				\
+		      struct device_attribute *attr, 			\
+		      const char *buf,	size_t count)			\
 {									\
-	struct sas_phy *phy = transport_class_to_phy(cdev);		\
+	struct sas_phy *phy = transport_class_to_phy(dev);		\
 	struct Scsi_Host *shost = dev_to_shost(phy->dev.parent);	\
 	struct sas_internal *i = to_sas_internal(shost->transportt);	\
 	u32 value;							\
@@ -416,19 +420,20 @@ store_sas_phy_##field(struct class_device *cdev, const char *buf,	\
 #define sas_phy_linkspeed_rw_attr(field)				\
 	sas_phy_show_linkspeed(field)					\
 	sas_phy_store_linkspeed(field)					\
-static CLASS_DEVICE_ATTR(field, S_IRUGO, show_sas_phy_##field,		\
+static DEVICE_ATTR(field, S_IRUGO, show_sas_phy_##field,		\
 	store_sas_phy_##field)
 
 #define sas_phy_linkspeed_attr(field)					\
 	sas_phy_show_linkspeed(field)					\
-static CLASS_DEVICE_ATTR(field, S_IRUGO, show_sas_phy_##field, NULL)
+static DEVICE_ATTR(field, S_IRUGO, show_sas_phy_##field, NULL)
 
 
 #define sas_phy_show_linkerror(field)					\
 static ssize_t								\
-show_sas_phy_##field(struct class_device *cdev, char *buf)		\
+show_sas_phy_##field(struct device *dev, 				\
+		     struct device_attribute *attr, char *buf)		\
 {									\
-	struct sas_phy *phy = transport_class_to_phy(cdev);		\
+	struct sas_phy *phy = transport_class_to_phy(dev);		\
 	struct Scsi_Host *shost = dev_to_shost(phy->dev.parent);	\
 	struct sas_internal *i = to_sas_internal(shost->transportt);	\
 	int error;							\
@@ -441,24 +446,25 @@ show_sas_phy_##field(struct class_device *cdev, char *buf)		\
 
 #define sas_phy_linkerror_attr(field)					\
 	sas_phy_show_linkerror(field)					\
-static CLASS_DEVICE_ATTR(field, S_IRUGO, show_sas_phy_##field, NULL)
+static DEVICE_ATTR(field, S_IRUGO, show_sas_phy_##field, NULL)
 
 
 static ssize_t
-show_sas_device_type(struct class_device *cdev, char *buf)
+show_sas_device_type(struct device *dev,
+		     struct device_attribute *attr, char *buf)
 {
-	struct sas_phy *phy = transport_class_to_phy(cdev);
+	struct sas_phy *phy = transport_class_to_phy(dev);
 
 	if (!phy->identify.device_type)
 		return snprintf(buf, 20, "none\n");
 	return get_sas_device_type_names(phy->identify.device_type, buf);
 }
-static CLASS_DEVICE_ATTR(device_type, S_IRUGO, show_sas_device_type, NULL);
+static DEVICE_ATTR(device_type, S_IRUGO, show_sas_device_type, NULL);
 
-static ssize_t do_sas_phy_enable(struct class_device *cdev,
+static ssize_t do_sas_phy_enable(struct device *dev,
 		size_t count, int enable)
 {
-	struct sas_phy *phy = transport_class_to_phy(cdev);
+	struct sas_phy *phy = transport_class_to_phy(dev);
 	struct Scsi_Host *shost = dev_to_shost(phy->dev.parent);
 	struct sas_internal *i = to_sas_internal(shost->transportt);
 	int error;
@@ -470,18 +476,19 @@ static ssize_t do_sas_phy_enable(struct class_device *cdev,
 	return count;
 };
 
-static ssize_t store_sas_phy_enable(struct class_device *cdev,
-		const char *buf, size_t count)
+static ssize_t
+store_sas_phy_enable(struct device *dev, struct device_attribute *attr,
+		     const char *buf, size_t count)
 {
 	if (count < 1)
 		return -EINVAL;
 
 	switch (buf[0]) {
 	case '0':
-		do_sas_phy_enable(cdev, count, 0);
+		do_sas_phy_enable(dev, count, 0);
 		break;
 	case '1':
-		do_sas_phy_enable(cdev, count, 1);
+		do_sas_phy_enable(dev, count, 1);
 		break;
 	default:
 		return -EINVAL;
@@ -490,20 +497,22 @@ static ssize_t store_sas_phy_enable(struct class_device *cdev,
 	return count;
 }
 
-static ssize_t show_sas_phy_enable(struct class_device *cdev, char *buf)
+static ssize_t
+show_sas_phy_enable(struct device *dev, struct device_attribute *attr,
+		    char *buf)
 {
-	struct sas_phy *phy = transport_class_to_phy(cdev);
+	struct sas_phy *phy = transport_class_to_phy(dev);
 
 	return snprintf(buf, 20, "%d", phy->enabled);
 }
 
-static CLASS_DEVICE_ATTR(enable, S_IRUGO | S_IWUSR, show_sas_phy_enable,
+static DEVICE_ATTR(enable, S_IRUGO | S_IWUSR, show_sas_phy_enable,
 			 store_sas_phy_enable);
 
-static ssize_t do_sas_phy_reset(struct class_device *cdev,
-		size_t count, int hard_reset)
+static ssize_t
+do_sas_phy_reset(struct device *dev, size_t count, int hard_reset)
 {
-	struct sas_phy *phy = transport_class_to_phy(cdev);
+	struct sas_phy *phy = transport_class_to_phy(dev);
 	struct Scsi_Host *shost = dev_to_shost(phy->dev.parent);
 	struct sas_internal *i = to_sas_internal(shost->transportt);
 	int error;
@@ -514,19 +523,21 @@ static ssize_t do_sas_phy_reset(struct class_device *cdev,
 	return count;
 };
 
-static ssize_t store_sas_link_reset(struct class_device *cdev,
-		const char *buf, size_t count)
+static ssize_t
+store_sas_link_reset(struct device *dev, struct device_attribute *attr,
+		     const char *buf, size_t count)
 {
-	return do_sas_phy_reset(cdev, count, 0);
+	return do_sas_phy_reset(dev, count, 0);
 }
-static CLASS_DEVICE_ATTR(link_reset, S_IWUSR, NULL, store_sas_link_reset);
+static DEVICE_ATTR(link_reset, S_IWUSR, NULL, store_sas_link_reset);
 
-static ssize_t store_sas_hard_reset(struct class_device *cdev,
-		const char *buf, size_t count)
+static ssize_t
+store_sas_hard_reset(struct device *dev, struct device_attribute *attr,
+		     const char *buf, size_t count)
 {
-	return do_sas_phy_reset(cdev, count, 1);
+	return do_sas_phy_reset(dev, count, 1);
 }
-static CLASS_DEVICE_ATTR(hard_reset, S_IWUSR, NULL, store_sas_hard_reset);
+static DEVICE_ATTR(hard_reset, S_IWUSR, NULL, store_sas_hard_reset);
 
 sas_phy_protocol_attr(identify.initiator_port_protocols,
 		initiator_port_protocols);
@@ -695,16 +706,17 @@ EXPORT_SYMBOL(scsi_is_sas_phy);
  */
 #define sas_port_show_simple(field, name, format_string, cast)		\
 static ssize_t								\
-show_sas_port_##name(struct class_device *cdev, char *buf)		\
+show_sas_port_##name(struct device *dev, 				\
+		     struct device_attribute *attr, char *buf)		\
 {									\
-	struct sas_port *port = transport_class_to_sas_port(cdev);	\
+	struct sas_port *port = transport_class_to_sas_port(dev);	\
 									\
 	return snprintf(buf, 20, format_string, cast port->field);	\
 }
 
 #define sas_port_simple_attr(field, name, format_string, type)		\
 	sas_port_show_simple(field, name, format_string, (type))	\
-static CLASS_DEVICE_ATTR(name, S_IRUGO, show_sas_port_##name, NULL)
+static DEVICE_ATTR(name, S_IRUGO, show_sas_port_##name, NULL)
 
 sas_port_simple_attr(num_phys, num_phys, "%d\n", int);
 
@@ -1017,23 +1029,25 @@ EXPORT_SYMBOL(sas_port_mark_backlink);
 
 #define sas_rphy_show_simple(field, name, format_string, cast)		\
 static ssize_t								\
-show_sas_rphy_##name(struct class_device *cdev, char *buf)		\
+show_sas_rphy_##name(struct device *dev, 				\
+		     struct device_attribute *attr, char *buf)		\
 {									\
-	struct sas_rphy *rphy = transport_class_to_rphy(cdev);	\
+	struct sas_rphy *rphy = transport_class_to_rphy(dev);		\
 									\
 	return snprintf(buf, 20, format_string, cast rphy->field);	\
 }
 
 #define sas_rphy_simple_attr(field, name, format_string, type)		\
 	sas_rphy_show_simple(field, name, format_string, (type))	\
-static SAS_CLASS_DEVICE_ATTR(rphy, name, S_IRUGO, 			\
+static SAS_DEVICE_ATTR(rphy, name, S_IRUGO, 			\
 		show_sas_rphy_##name, NULL)
 
 #define sas_rphy_show_protocol(field, name)				\
 static ssize_t								\
-show_sas_rphy_##name(struct class_device *cdev, char *buf)		\
+show_sas_rphy_##name(struct device *dev, 				\
+		     struct device_attribute *attr, char *buf)		\
 {									\
-	struct sas_rphy *rphy = transport_class_to_rphy(cdev);	\
+	struct sas_rphy *rphy = transport_class_to_rphy(dev);		\
 									\
 	if (!rphy->field)					\
 		return snprintf(buf, 20, "none\n");			\
@@ -1042,13 +1056,14 @@ show_sas_rphy_##name(struct class_device *cdev, char *buf)		\
 
 #define sas_rphy_protocol_attr(field, name)				\
 	sas_rphy_show_protocol(field, name)				\
-static SAS_CLASS_DEVICE_ATTR(rphy, name, S_IRUGO,			\
+static SAS_DEVICE_ATTR(rphy, name, S_IRUGO,			\
 		show_sas_rphy_##name, NULL)
 
 static ssize_t
-show_sas_rphy_device_type(struct class_device *cdev, char *buf)
+show_sas_rphy_device_type(struct device *dev,
+			  struct device_attribute *attr, char *buf)
 {
-	struct sas_rphy *rphy = transport_class_to_rphy(cdev);
+	struct sas_rphy *rphy = transport_class_to_rphy(dev);
 
 	if (!rphy->identify.device_type)
 		return snprintf(buf, 20, "none\n");
@@ -1056,13 +1071,14 @@ show_sas_rphy_device_type(struct class_device *cdev, char *buf)
 			rphy->identify.device_type, buf);
 }
 
-static SAS_CLASS_DEVICE_ATTR(rphy, device_type, S_IRUGO,
+static SAS_DEVICE_ATTR(rphy, device_type, S_IRUGO,
 		show_sas_rphy_device_type, NULL);
 
 static ssize_t
-show_sas_rphy_enclosure_identifier(struct class_device *cdev, char *buf)
+show_sas_rphy_enclosure_identifier(struct device *dev,
+				   struct device_attribute *attr, char *buf)
 {
-	struct sas_rphy *rphy = transport_class_to_rphy(cdev);
+	struct sas_rphy *rphy = transport_class_to_rphy(dev);
 	struct sas_phy *phy = dev_to_phy(rphy->dev.parent);
 	struct Scsi_Host *shost = dev_to_shost(phy->dev.parent);
 	struct sas_internal *i = to_sas_internal(shost->transportt);
@@ -1082,13 +1098,14 @@ show_sas_rphy_enclosure_identifier(struct class_device *cdev, char *buf)
 	return sprintf(buf, "0x%llx\n", (unsigned long long)identifier);
 }
 
-static SAS_CLASS_DEVICE_ATTR(rphy, enclosure_identifier, S_IRUGO,
+static SAS_DEVICE_ATTR(rphy, enclosure_identifier, S_IRUGO,
 		show_sas_rphy_enclosure_identifier, NULL);
 
 static ssize_t
-show_sas_rphy_bay_identifier(struct class_device *cdev, char *buf)
+show_sas_rphy_bay_identifier(struct device *dev,
+			     struct device_attribute *attr, char *buf)
 {
-	struct sas_rphy *rphy = transport_class_to_rphy(cdev);
+	struct sas_rphy *rphy = transport_class_to_rphy(dev);
 	struct sas_phy *phy = dev_to_phy(rphy->dev.parent);
 	struct Scsi_Host *shost = dev_to_shost(phy->dev.parent);
 	struct sas_internal *i = to_sas_internal(shost->transportt);
@@ -1103,7 +1120,7 @@ show_sas_rphy_bay_identifier(struct class_device *cdev, char *buf)
 	return sprintf(buf, "%d\n", val);
 }
 
-static SAS_CLASS_DEVICE_ATTR(rphy, bay_identifier, S_IRUGO,
+static SAS_DEVICE_ATTR(rphy, bay_identifier, S_IRUGO,
 		show_sas_rphy_bay_identifier, NULL);
 
 sas_rphy_protocol_attr(identify.initiator_port_protocols,
@@ -1161,9 +1178,10 @@ static DECLARE_TRANSPORT_CLASS(sas_end_dev_class,
 
 #define sas_end_dev_show_simple(field, name, format_string, cast)	\
 static ssize_t								\
-show_sas_end_dev_##name(struct class_device *cdev, char *buf)		\
+show_sas_end_dev_##name(struct device *dev, 				\
+			struct device_attribute *attr, char *buf)	\
 {									\
-	struct sas_rphy *rphy = transport_class_to_rphy(cdev);		\
+	struct sas_rphy *rphy = transport_class_to_rphy(dev);		\
 	struct sas_end_device *rdev = rphy_to_end_device(rphy);		\
 									\
 	return snprintf(buf, 20, format_string, cast rdev->field);	\
@@ -1171,7 +1189,7 @@ show_sas_end_dev_##name(struct class_device *cdev, char *buf)		\
 
 #define sas_end_dev_simple_attr(field, name, format_string, type)	\
 	sas_end_dev_show_simple(field, name, format_string, (type))	\
-static SAS_CLASS_DEVICE_ATTR(end_dev, name, S_IRUGO, 			\
+static SAS_DEVICE_ATTR(end_dev, name, S_IRUGO, 			\
 		show_sas_end_dev_##name, NULL)
 
 sas_end_dev_simple_attr(ready_led_meaning, ready_led_meaning, "%d\n", int);
@@ -1185,9 +1203,10 @@ static DECLARE_TRANSPORT_CLASS(sas_expander_class,
 
 #define sas_expander_show_simple(field, name, format_string, cast)	\
 static ssize_t								\
-show_sas_expander_##name(struct class_device *cdev, char *buf)		\
+show_sas_expander_##name(struct device *dev, 				\
+			 struct device_attribute *attr, char *buf)	\
 {									\
-	struct sas_rphy *rphy = transport_class_to_rphy(cdev);		\
+	struct sas_rphy *rphy = transport_class_to_rphy(dev);		\
 	struct sas_expander_device *edev = rphy_to_expander_device(rphy); \
 									\
 	return snprintf(buf, 20, format_string, cast edev->field);	\
@@ -1195,7 +1214,7 @@ show_sas_expander_##name(struct class_device *cdev, char *buf)		\
 
 #define sas_expander_simple_attr(field, name, format_string, type)	\
 	sas_expander_show_simple(field, name, format_string, (type))	\
-static SAS_CLASS_DEVICE_ATTR(expander, name, S_IRUGO, 			\
+static SAS_DEVICE_ATTR(expander, name, S_IRUGO, 			\
 		show_sas_expander_##name, NULL)
 
 sas_expander_simple_attr(vendor_id, vendor_id, "%s\n", char *);
@@ -1554,14 +1573,14 @@ static int sas_user_scan(struct Scsi_Host *shost, uint channel,
  */
 
 #define SETUP_TEMPLATE(attrb, field, perm, test)			\
-	i->private_##attrb[count] = class_device_attr_##field;		\
+	i->private_##attrb[count] = dev_attr_##field;		\
 	i->private_##attrb[count].attr.mode = perm;			\
 	i->attrb[count] = &i->private_##attrb[count];			\
 	if (test)							\
 		count++
 
 #define SETUP_TEMPLATE_RW(attrb, field, perm, test, ro_test, ro_perm)	\
-	i->private_##attrb[count] = class_device_attr_##field;		\
+	i->private_##attrb[count] = dev_attr_##field;		\
 	i->private_##attrb[count].attr.mode = perm;			\
 	if (ro_test) {							\
 		i->private_##attrb[count].attr.mode = ro_perm;		\
diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c
index 1fb60313a516..bc12b5d5d676 100644
--- a/drivers/scsi/scsi_transport_spi.c
+++ b/drivers/scsi/scsi_transport_spi.c
@@ -158,7 +158,7 @@ static inline enum spi_signal_type spi_signal_to_value(const char *name)
 }
 
 static int spi_host_setup(struct transport_container *tc, struct device *dev,
-			  struct class_device *cdev)
+			  struct device *cdev)
 {
 	struct Scsi_Host *shost = dev_to_shost(dev);
 
@@ -169,7 +169,7 @@ static int spi_host_setup(struct transport_container *tc, struct device *dev,
 
 static int spi_host_configure(struct transport_container *tc,
 			      struct device *dev,
-			      struct class_device *cdev);
+			      struct device *cdev);
 
 static DECLARE_TRANSPORT_CLASS(spi_host_class,
 			       "spi_host",
@@ -195,11 +195,11 @@ static int spi_host_match(struct attribute_container *cont,
 
 static int spi_target_configure(struct transport_container *tc,
 				struct device *dev,
-				struct class_device *cdev);
+				struct device *cdev);
 
 static int spi_device_configure(struct transport_container *tc,
 				struct device *dev,
-				struct class_device *cdev)
+				struct device *cdev)
 {
 	struct scsi_device *sdev = to_scsi_device(dev);
 	struct scsi_target *starget = sdev->sdev_target;
@@ -219,7 +219,7 @@ static int spi_device_configure(struct transport_container *tc,
 
 static int spi_setup_transport_attrs(struct transport_container *tc,
 				     struct device *dev,
-				     struct class_device *cdev)
+				     struct device *cdev)
 {
 	struct scsi_target *starget = to_scsi_target(dev);
 
@@ -248,9 +248,10 @@ static int spi_setup_transport_attrs(struct transport_container *tc,
 #define spi_transport_show_simple(field, format_string)			\
 									\
 static ssize_t								\
-show_spi_transport_##field(struct class_device *cdev, char *buf)	\
+show_spi_transport_##field(struct device *dev, 			\
+			   struct device_attribute *attr, char *buf)	\
 {									\
-	struct scsi_target *starget = transport_class_to_starget(cdev);	\
+	struct scsi_target *starget = transport_class_to_starget(dev);	\
 	struct spi_transport_attrs *tp;					\
 									\
 	tp = (struct spi_transport_attrs *)&starget->starget_data;	\
@@ -260,11 +261,12 @@ show_spi_transport_##field(struct class_device *cdev, char *buf)	\
 #define spi_transport_store_simple(field, format_string)		\
 									\
 static ssize_t								\
-store_spi_transport_##field(struct class_device *cdev, const char *buf, \
-			    size_t count)				\
+store_spi_transport_##field(struct device *dev, 			\
+			    struct device_attribute *attr, 		\
+			    const char *buf, size_t count)		\
 {									\
 	int val;							\
-	struct scsi_target *starget = transport_class_to_starget(cdev);	\
+	struct scsi_target *starget = transport_class_to_starget(dev);	\
 	struct spi_transport_attrs *tp;					\
 									\
 	tp = (struct spi_transport_attrs *)&starget->starget_data;	\
@@ -276,9 +278,10 @@ store_spi_transport_##field(struct class_device *cdev, const char *buf, \
 #define spi_transport_show_function(field, format_string)		\
 									\
 static ssize_t								\
-show_spi_transport_##field(struct class_device *cdev, char *buf)	\
+show_spi_transport_##field(struct device *dev, 			\
+			   struct device_attribute *attr, char *buf)	\
 {									\
-	struct scsi_target *starget = transport_class_to_starget(cdev);	\
+	struct scsi_target *starget = transport_class_to_starget(dev);	\
 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);	\
 	struct spi_transport_attrs *tp;					\
 	struct spi_internal *i = to_spi_internal(shost->transportt);	\
@@ -290,11 +293,12 @@ show_spi_transport_##field(struct class_device *cdev, char *buf)	\
 
 #define spi_transport_store_function(field, format_string)		\
 static ssize_t								\
-store_spi_transport_##field(struct class_device *cdev, const char *buf, \
-			    size_t count)				\
+store_spi_transport_##field(struct device *dev, 			\
+			    struct device_attribute *attr,		\
+			    const char *buf, size_t count)		\
 {									\
 	int val;							\
-	struct scsi_target *starget = transport_class_to_starget(cdev);	\
+	struct scsi_target *starget = transport_class_to_starget(dev);	\
 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);	\
 	struct spi_internal *i = to_spi_internal(shost->transportt);	\
 									\
@@ -307,11 +311,12 @@ store_spi_transport_##field(struct class_device *cdev, const char *buf, \
 
 #define spi_transport_store_max(field, format_string)			\
 static ssize_t								\
-store_spi_transport_##field(struct class_device *cdev, const char *buf, \
-			    size_t count)				\
+store_spi_transport_##field(struct device *dev, 			\
+			    struct device_attribute *attr,		\
+			    const char *buf, size_t count)		\
 {									\
 	int val;							\
-	struct scsi_target *starget = transport_class_to_starget(cdev);	\
+	struct scsi_target *starget = transport_class_to_starget(dev);	\
 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);	\
 	struct spi_internal *i = to_spi_internal(shost->transportt);	\
 	struct spi_transport_attrs *tp					\
@@ -329,24 +334,24 @@ store_spi_transport_##field(struct class_device *cdev, const char *buf, \
 #define spi_transport_rd_attr(field, format_string)			\
 	spi_transport_show_function(field, format_string)		\
 	spi_transport_store_function(field, format_string)		\
-static CLASS_DEVICE_ATTR(field, S_IRUGO,				\
-			 show_spi_transport_##field,			\
-			 store_spi_transport_##field);
+static DEVICE_ATTR(field, S_IRUGO,				\
+		   show_spi_transport_##field,			\
+		   store_spi_transport_##field);
 
 #define spi_transport_simple_attr(field, format_string)			\
 	spi_transport_show_simple(field, format_string)			\
 	spi_transport_store_simple(field, format_string)		\
-static CLASS_DEVICE_ATTR(field, S_IRUGO,				\
-			 show_spi_transport_##field,			\
-			 store_spi_transport_##field);
+static DEVICE_ATTR(field, S_IRUGO,				\
+		   show_spi_transport_##field,			\
+		   store_spi_transport_##field);
 
 #define spi_transport_max_attr(field, format_string)			\
 	spi_transport_show_function(field, format_string)		\
 	spi_transport_store_max(field, format_string)			\
 	spi_transport_simple_attr(max_##field, format_string)		\
-static CLASS_DEVICE_ATTR(field, S_IRUGO,				\
-			 show_spi_transport_##field,			\
-			 store_spi_transport_##field);
+static DEVICE_ATTR(field, S_IRUGO,				\
+		   show_spi_transport_##field,			\
+		   store_spi_transport_##field);
 
 /* The Parallel SCSI Tranport Attributes: */
 spi_transport_max_attr(offset, "%d\n");
@@ -370,14 +375,15 @@ static int child_iter(struct device *dev, void *data)
 }
 
 static ssize_t
-store_spi_revalidate(struct class_device *cdev, const char *buf, size_t count)
+store_spi_revalidate(struct device *dev, struct device_attribute *attr,
+		     const char *buf, size_t count)
 {
-	struct scsi_target *starget = transport_class_to_starget(cdev);
+	struct scsi_target *starget = transport_class_to_starget(dev);
 
 	device_for_each_child(&starget->dev, NULL, child_iter);
 	return count;
 }
-static CLASS_DEVICE_ATTR(revalidate, S_IWUSR, NULL, store_spi_revalidate);
+static DEVICE_ATTR(revalidate, S_IWUSR, NULL, store_spi_revalidate);
 
 /* Translate the period into ns according to the current spec
  * for SDTR/PPR messages */
@@ -412,7 +418,7 @@ show_spi_transport_period_helper(char *buf, int period)
 }
 
 static ssize_t
-store_spi_transport_period_helper(struct class_device *cdev, const char *buf,
+store_spi_transport_period_helper(struct device *dev, const char *buf,
 				  size_t count, int *periodp)
 {
 	int j, picosec, period = -1;
@@ -449,9 +455,10 @@ store_spi_transport_period_helper(struct class_device *cdev, const char *buf,
 }
 
 static ssize_t
-show_spi_transport_period(struct class_device *cdev, char *buf)
+show_spi_transport_period(struct device *dev,
+			  struct device_attribute *attr, char *buf)
 {
-	struct scsi_target *starget = transport_class_to_starget(cdev);
+	struct scsi_target *starget = transport_class_to_starget(dev);
 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
 	struct spi_internal *i = to_spi_internal(shost->transportt);
 	struct spi_transport_attrs *tp =
@@ -464,8 +471,8 @@ show_spi_transport_period(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-store_spi_transport_period(struct class_device *cdev, const char *buf,
-			    size_t count)
+store_spi_transport_period(struct device *cdev, struct device_attribute *attr,
+			   const char *buf, size_t count)
 {
 	struct scsi_target *starget = transport_class_to_starget(cdev);
 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
@@ -487,12 +494,13 @@ store_spi_transport_period(struct class_device *cdev, const char *buf,
 	return retval;
 }
 
-static CLASS_DEVICE_ATTR(period, S_IRUGO,
-			 show_spi_transport_period,
-			 store_spi_transport_period);
+static DEVICE_ATTR(period, S_IRUGO,
+		   show_spi_transport_period,
+		   store_spi_transport_period);
 
 static ssize_t
-show_spi_transport_min_period(struct class_device *cdev, char *buf)
+show_spi_transport_min_period(struct device *cdev,
+			      struct device_attribute *attr, char *buf)
 {
 	struct scsi_target *starget = transport_class_to_starget(cdev);
 	struct Scsi_Host *shost = dev_to_shost(starget->dev.parent);
@@ -507,8 +515,9 @@ show_spi_transport_min_period(struct class_device *cdev, char *buf)
 }
 
 static ssize_t
-store_spi_transport_min_period(struct class_device *cdev, const char *buf,
-			    size_t count)
+store_spi_transport_min_period(struct device *cdev,
+			       struct device_attribute *attr,
+			       const char *buf, size_t count)
 {
 	struct scsi_target *starget = transport_class_to_starget(cdev);
 	struct spi_transport_attrs *tp =
@@ -519,12 +528,14 @@ store_spi_transport_min_period(struct class_device *cdev, const char *buf,
 }
 
 
-static CLASS_DEVICE_ATTR(min_period, S_IRUGO,
-			 show_spi_transport_min_period,
-			 store_spi_transport_min_period);
+static DEVICE_ATTR(min_period, S_IRUGO,
+		   show_spi_transport_min_period,
+		   store_spi_transport_min_period);
 
 
-static ssize_t show_spi_host_signalling(struct class_device *cdev, char *buf)
+static ssize_t show_spi_host_signalling(struct device *cdev,
+					struct device_attribute *attr,
+					char *buf)
 {
 	struct Scsi_Host *shost = transport_class_to_shost(cdev);
 	struct spi_internal *i = to_spi_internal(shost->transportt);
@@ -534,10 +545,11 @@ static ssize_t show_spi_host_signalling(struct class_device *cdev, char *buf)
 
 	return sprintf(buf, "%s\n", spi_signal_to_string(spi_signalling(shost)));
 }
-static ssize_t store_spi_host_signalling(struct class_device *cdev,
+static ssize_t store_spi_host_signalling(struct device *dev,
+					 struct device_attribute *attr,
 					 const char *buf, size_t count)
 {
-	struct Scsi_Host *shost = transport_class_to_shost(cdev);
+	struct Scsi_Host *shost = transport_class_to_shost(dev);
 	struct spi_internal *i = to_spi_internal(shost->transportt);
 	enum spi_signal_type type = spi_signal_to_value(buf);
 
@@ -549,9 +561,9 @@ static ssize_t store_spi_host_signalling(struct class_device *cdev,
 
 	return count;
 }
-static CLASS_DEVICE_ATTR(signalling, S_IRUGO,
-			 show_spi_host_signalling,
-			 store_spi_host_signalling);
+static DEVICE_ATTR(signalling, S_IRUGO,
+		   show_spi_host_signalling,
+		   store_spi_host_signalling);
 
 #define DV_SET(x, y)			\
 	if(i->f->set_##x)		\
@@ -1334,7 +1346,7 @@ static DECLARE_ANON_TRANSPORT_CLASS(spi_device_class,
 				    spi_device_configure);
 
 static struct attribute *host_attributes[] = {
-	&class_device_attr_signalling.attr,
+	&dev_attr_signalling.attr,
 	NULL
 };
 
@@ -1344,12 +1356,12 @@ static struct attribute_group host_attribute_group = {
 
 static int spi_host_configure(struct transport_container *tc,
 			      struct device *dev,
-			      struct class_device *cdev)
+			      struct device *cdev)
 {
 	struct kobject *kobj = &cdev->kobj;
 	struct Scsi_Host *shost = transport_class_to_shost(cdev);
 	struct spi_internal *si = to_spi_internal(shost->transportt);
-	struct attribute *attr = &class_device_attr_signalling.attr;
+	struct attribute *attr = &dev_attr_signalling.attr;
 	int rc = 0;
 
 	if (si->f->set_signalling)
@@ -1368,76 +1380,75 @@ static int spi_host_configure(struct transport_container *tc,
 static int target_attribute_is_visible(struct kobject *kobj,
 				       struct attribute *attr, int i)
 {
-	struct class_device *cdev =
-		container_of(kobj, struct class_device, kobj);
+	struct device *cdev = container_of(kobj, struct device, kobj);
 	struct scsi_target *starget = transport_class_to_starget(cdev);
 	struct Scsi_Host *shost = transport_class_to_shost(cdev);
 	struct spi_internal *si = to_spi_internal(shost->transportt);
 
-	if (attr == &class_device_attr_period.attr &&
+	if (attr == &dev_attr_period.attr &&
 	    spi_support_sync(starget))
 		return TARGET_ATTRIBUTE_HELPER(period);
-	else if (attr == &class_device_attr_min_period.attr &&
+	else if (attr == &dev_attr_min_period.attr &&
 		 spi_support_sync(starget))
 		return TARGET_ATTRIBUTE_HELPER(period);
-	else if (attr == &class_device_attr_offset.attr &&
+	else if (attr == &dev_attr_offset.attr &&
 		 spi_support_sync(starget))
 		return TARGET_ATTRIBUTE_HELPER(offset);
-	else if (attr == &class_device_attr_max_offset.attr &&
+	else if (attr == &dev_attr_max_offset.attr &&
 		 spi_support_sync(starget))
 		return TARGET_ATTRIBUTE_HELPER(offset);
-	else if (attr == &class_device_attr_width.attr &&
+	else if (attr == &dev_attr_width.attr &&
 		 spi_support_wide(starget))
 		return TARGET_ATTRIBUTE_HELPER(width);
-	else if (attr == &class_device_attr_max_width.attr &&
+	else if (attr == &dev_attr_max_width.attr &&
 		 spi_support_wide(starget))
 		return TARGET_ATTRIBUTE_HELPER(width);
-	else if (attr == &class_device_attr_iu.attr &&
+	else if (attr == &dev_attr_iu.attr &&
 		 spi_support_ius(starget))
 		return TARGET_ATTRIBUTE_HELPER(iu);
-	else if (attr == &class_device_attr_dt.attr &&
+	else if (attr == &dev_attr_dt.attr &&
 		 spi_support_dt(starget))
 		return TARGET_ATTRIBUTE_HELPER(dt);
-	else if (attr == &class_device_attr_qas.attr &&
+	else if (attr == &dev_attr_qas.attr &&
 		 spi_support_qas(starget))
 		return TARGET_ATTRIBUTE_HELPER(qas);
-	else if (attr == &class_device_attr_wr_flow.attr &&
+	else if (attr == &dev_attr_wr_flow.attr &&
 		 spi_support_ius(starget))
 		return TARGET_ATTRIBUTE_HELPER(wr_flow);
-	else if (attr == &class_device_attr_rd_strm.attr &&
+	else if (attr == &dev_attr_rd_strm.attr &&
 		 spi_support_ius(starget))
 		return TARGET_ATTRIBUTE_HELPER(rd_strm);
-	else if (attr == &class_device_attr_rti.attr &&
+	else if (attr == &dev_attr_rti.attr &&
 		 spi_support_ius(starget))
 		return TARGET_ATTRIBUTE_HELPER(rti);
-	else if (attr == &class_device_attr_pcomp_en.attr &&
+	else if (attr == &dev_attr_pcomp_en.attr &&
 		 spi_support_ius(starget))
 		return TARGET_ATTRIBUTE_HELPER(pcomp_en);
-	else if (attr == &class_device_attr_hold_mcs.attr &&
+	else if (attr == &dev_attr_hold_mcs.attr &&
 		 spi_support_ius(starget))
 		return TARGET_ATTRIBUTE_HELPER(hold_mcs);
-	else if (attr == &class_device_attr_revalidate.attr)
+	else if (attr == &dev_attr_revalidate.attr)
 		return 1;
 
 	return 0;
 }
 
 static struct attribute *target_attributes[] = {
-	&class_device_attr_period.attr,
-	&class_device_attr_min_period.attr,
-	&class_device_attr_offset.attr,
-	&class_device_attr_max_offset.attr,
-	&class_device_attr_width.attr,
-	&class_device_attr_max_width.attr,
-	&class_device_attr_iu.attr,
-	&class_device_attr_dt.attr,
-	&class_device_attr_qas.attr,
-	&class_device_attr_wr_flow.attr,
-	&class_device_attr_rd_strm.attr,
-	&class_device_attr_rti.attr,
-	&class_device_attr_pcomp_en.attr,
-	&class_device_attr_hold_mcs.attr,
-	&class_device_attr_revalidate.attr,
+	&dev_attr_period.attr,
+	&dev_attr_min_period.attr,
+	&dev_attr_offset.attr,
+	&dev_attr_max_offset.attr,
+	&dev_attr_width.attr,
+	&dev_attr_max_width.attr,
+	&dev_attr_iu.attr,
+	&dev_attr_dt.attr,
+	&dev_attr_qas.attr,
+	&dev_attr_wr_flow.attr,
+	&dev_attr_rd_strm.attr,
+	&dev_attr_rti.attr,
+	&dev_attr_pcomp_en.attr,
+	&dev_attr_hold_mcs.attr,
+	&dev_attr_revalidate.attr,
 	NULL
 };
 
@@ -1448,7 +1459,7 @@ static struct attribute_group target_attribute_group = {
 
 static int spi_target_configure(struct transport_container *tc,
 				struct device *dev,
-				struct class_device *cdev)
+				struct device *cdev)
 {
 	struct kobject *kobj = &cdev->kobj;
 	int i;
@@ -1462,7 +1473,7 @@ static int spi_target_configure(struct transport_container *tc,
 		 * to ignore, sysfs also does a WARN_ON and dumps a trace,
 		 * which is bad, so temporarily, skip attributes that are
 		 * already visible (the revalidate one) */
-		if (j && attr != &class_device_attr_revalidate.attr)
+		if (j && attr != &dev_attr_revalidate.attr)
 			rc = sysfs_add_file_to_group(kobj, attr,
 						target_attribute_group.name);
 		/* and make the attribute writeable if we have a set
diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c
index 2445c98ae95e..8a7af951d98a 100644
--- a/drivers/scsi/scsi_transport_srp.c
+++ b/drivers/scsi/scsi_transport_srp.c
@@ -44,20 +44,20 @@ struct srp_internal {
 	struct scsi_transport_template t;
 	struct srp_function_template *f;
 
-	struct class_device_attribute *host_attrs[SRP_HOST_ATTRS + 1];
+	struct device_attribute *host_attrs[SRP_HOST_ATTRS + 1];
 
-	struct class_device_attribute *rport_attrs[SRP_RPORT_ATTRS + 1];
-	struct class_device_attribute private_rport_attrs[SRP_RPORT_ATTRS];
+	struct device_attribute *rport_attrs[SRP_RPORT_ATTRS + 1];
+	struct device_attribute private_rport_attrs[SRP_RPORT_ATTRS];
 	struct transport_container rport_attr_cont;
 };
 
 #define to_srp_internal(tmpl) container_of(tmpl, struct srp_internal, t)
 
 #define	dev_to_rport(d)	container_of(d, struct srp_rport, dev)
-#define transport_class_to_srp_rport(cdev) dev_to_rport((cdev)->dev)
+#define transport_class_to_srp_rport(dev) dev_to_rport((dev)->parent)
 
 static int srp_host_setup(struct transport_container *tc, struct device *dev,
-			  struct class_device *cdev)
+			  struct device *cdev)
 {
 	struct Scsi_Host *shost = dev_to_shost(dev);
 	struct srp_host_attrs *srp_host = to_srp_host_attrs(shost);
@@ -73,7 +73,7 @@ static DECLARE_TRANSPORT_CLASS(srp_rport_class, "srp_remote_ports",
 			       NULL, NULL, NULL);
 
 #define SETUP_TEMPLATE(attrb, field, perm, test, ro_test, ro_perm)	\
-	i->private_##attrb[count] = class_device_attr_##field;		\
+	i->private_##attrb[count] = dev_attr_##field;		\
 	i->private_##attrb[count].attr.mode = perm;			\
 	if (ro_test) {							\
 		i->private_##attrb[count].attr.mode = ro_perm;		\
@@ -100,13 +100,14 @@ static DECLARE_TRANSPORT_CLASS(srp_rport_class, "srp_remote_ports",
 	"%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x"
 
 static ssize_t
-show_srp_rport_id(struct class_device *cdev, char *buf)
+show_srp_rport_id(struct device *dev, struct device_attribute *attr,
+		  char *buf)
 {
-	struct srp_rport *rport = transport_class_to_srp_rport(cdev);
+	struct srp_rport *rport = transport_class_to_srp_rport(dev);
 	return sprintf(buf, SRP_PID_FMT "\n", SRP_PID(rport));
 }
 
-static CLASS_DEVICE_ATTR(port_id, S_IRUGO, show_srp_rport_id, NULL);
+static DEVICE_ATTR(port_id, S_IRUGO, show_srp_rport_id, NULL);
 
 static const struct {
 	u32 value;
@@ -117,9 +118,10 @@ static const struct {
 };
 
 static ssize_t
-show_srp_rport_roles(struct class_device *cdev, char *buf)
+show_srp_rport_roles(struct device *dev, struct device_attribute *attr,
+		     char *buf)
 {
-	struct srp_rport *rport = transport_class_to_srp_rport(cdev);
+	struct srp_rport *rport = transport_class_to_srp_rport(dev);
 	int i;
 	char *name = NULL;
 
@@ -131,7 +133,7 @@ show_srp_rport_roles(struct class_device *cdev, char *buf)
 	return sprintf(buf, "%s\n", name ? : "unknown");
 }
 
-static CLASS_DEVICE_ATTR(roles, S_IRUGO, show_srp_rport_roles, NULL);
+static DEVICE_ATTR(roles, S_IRUGO, show_srp_rport_roles, NULL);
 
 static void srp_rport_release(struct device *dev)
 {
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index 5fe7aaed904c..3cea17dd5dba 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -95,7 +95,7 @@ static int sd_resume(struct device *);
 static void sd_rescan(struct device *);
 static int sd_done(struct scsi_cmnd *);
 static void sd_read_capacity(struct scsi_disk *sdkp, unsigned char *buffer);
-static void scsi_disk_release(struct class_device *cdev);
+static void scsi_disk_release(struct device *cdev);
 static void sd_print_sense_hdr(struct scsi_disk *, struct scsi_sense_hdr *);
 static void sd_print_result(struct scsi_disk *, int);
 
@@ -112,11 +112,12 @@ static const char *sd_cache_types[] = {
 	"write back, no read (daft)"
 };
 
-static ssize_t sd_store_cache_type(struct class_device *cdev, const char *buf,
-				   size_t count)
+static ssize_t
+sd_store_cache_type(struct device *dev, struct device_attribute *attr,
+		    const char *buf, size_t count)
 {
 	int i, ct = -1, rcd, wce, sp;
-	struct scsi_disk *sdkp = to_scsi_disk(cdev);
+	struct scsi_disk *sdkp = to_scsi_disk(dev);
 	struct scsi_device *sdp = sdkp->device;
 	char buffer[64];
 	char *buffer_data;
@@ -163,10 +164,11 @@ static ssize_t sd_store_cache_type(struct class_device *cdev, const char *buf,
 	return count;
 }
 
-static ssize_t sd_store_manage_start_stop(struct class_device *cdev,
-					  const char *buf, size_t count)
+static ssize_t
+sd_store_manage_start_stop(struct device *dev, struct device_attribute *attr,
+			   const char *buf, size_t count)
 {
-	struct scsi_disk *sdkp = to_scsi_disk(cdev);
+	struct scsi_disk *sdkp = to_scsi_disk(dev);
 	struct scsi_device *sdp = sdkp->device;
 
 	if (!capable(CAP_SYS_ADMIN))
@@ -177,10 +179,11 @@ static ssize_t sd_store_manage_start_stop(struct class_device *cdev,
 	return count;
 }
 
-static ssize_t sd_store_allow_restart(struct class_device *cdev, const char *buf,
-				      size_t count)
+static ssize_t
+sd_store_allow_restart(struct device *dev, struct device_attribute *attr,
+		       const char *buf, size_t count)
 {
-	struct scsi_disk *sdkp = to_scsi_disk(cdev);
+	struct scsi_disk *sdkp = to_scsi_disk(dev);
 	struct scsi_device *sdp = sdkp->device;
 
 	if (!capable(CAP_SYS_ADMIN))
@@ -194,37 +197,44 @@ static ssize_t sd_store_allow_restart(struct class_device *cdev, const char *buf
 	return count;
 }
 
-static ssize_t sd_show_cache_type(struct class_device *cdev, char *buf)
+static ssize_t
+sd_show_cache_type(struct device *dev, struct device_attribute *attr,
+		   char *buf)
 {
-	struct scsi_disk *sdkp = to_scsi_disk(cdev);
+	struct scsi_disk *sdkp = to_scsi_disk(dev);
 	int ct = sdkp->RCD + 2*sdkp->WCE;
 
 	return snprintf(buf, 40, "%s\n", sd_cache_types[ct]);
 }
 
-static ssize_t sd_show_fua(struct class_device *cdev, char *buf)
+static ssize_t
+sd_show_fua(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct scsi_disk *sdkp = to_scsi_disk(cdev);
+	struct scsi_disk *sdkp = to_scsi_disk(dev);
 
 	return snprintf(buf, 20, "%u\n", sdkp->DPOFUA);
 }
 
-static ssize_t sd_show_manage_start_stop(struct class_device *cdev, char *buf)
+static ssize_t
+sd_show_manage_start_stop(struct device *dev, struct device_attribute *attr,
+			  char *buf)
 {
-	struct scsi_disk *sdkp = to_scsi_disk(cdev);
+	struct scsi_disk *sdkp = to_scsi_disk(dev);
 	struct scsi_device *sdp = sdkp->device;
 
 	return snprintf(buf, 20, "%u\n", sdp->manage_start_stop);
 }
 
-static ssize_t sd_show_allow_restart(struct class_device *cdev, char *buf)
+static ssize_t
+sd_show_allow_restart(struct device *dev, struct device_attribute *attr,
+		      char *buf)
 {
-	struct scsi_disk *sdkp = to_scsi_disk(cdev);
+	struct scsi_disk *sdkp = to_scsi_disk(dev);
 
 	return snprintf(buf, 40, "%d\n", sdkp->device->allow_restart);
 }
 
-static struct class_device_attribute sd_disk_attrs[] = {
+static struct device_attribute sd_disk_attrs[] = {
 	__ATTR(cache_type, S_IRUGO|S_IWUSR, sd_show_cache_type,
 	       sd_store_cache_type),
 	__ATTR(FUA, S_IRUGO, sd_show_fua, NULL),
@@ -238,8 +248,8 @@ static struct class_device_attribute sd_disk_attrs[] = {
 static struct class sd_disk_class = {
 	.name		= "scsi_disk",
 	.owner		= THIS_MODULE,
-	.release	= scsi_disk_release,
-	.class_dev_attrs = sd_disk_attrs,
+	.dev_release	= scsi_disk_release,
+	.dev_attrs	= sd_disk_attrs,
 };
 
 static struct scsi_driver sd_template = {
@@ -297,7 +307,7 @@ static struct scsi_disk *__scsi_disk_get(struct gendisk *disk)
 	if (disk->private_data) {
 		sdkp = scsi_disk(disk);
 		if (scsi_device_get(sdkp->device) == 0)
-			class_device_get(&sdkp->cdev);
+			get_device(&sdkp->dev);
 		else
 			sdkp = NULL;
 	}
@@ -331,7 +341,7 @@ static void scsi_disk_put(struct scsi_disk *sdkp)
 	struct scsi_device *sdev = sdkp->device;
 
 	mutex_lock(&sd_ref_mutex);
-	class_device_put(&sdkp->cdev);
+	put_device(&sdkp->dev);
 	scsi_device_put(sdev);
 	mutex_unlock(&sd_ref_mutex);
 }
@@ -1663,12 +1673,12 @@ static int sd_probe(struct device *dev)
 			sdp->timeout = SD_MOD_TIMEOUT;
 	}
 
-	class_device_initialize(&sdkp->cdev);
-	sdkp->cdev.dev = &sdp->sdev_gendev;
-	sdkp->cdev.class = &sd_disk_class;
-	strncpy(sdkp->cdev.class_id, sdp->sdev_gendev.bus_id, BUS_ID_SIZE);
+	device_initialize(&sdkp->dev);
+	sdkp->dev.parent = &sdp->sdev_gendev;
+	sdkp->dev.class = &sd_disk_class;
+	strncpy(sdkp->dev.bus_id, sdp->sdev_gendev.bus_id, BUS_ID_SIZE);
 
-	if (class_device_add(&sdkp->cdev))
+	if (device_add(&sdkp->dev))
 		goto out_put;
 
 	get_device(&sdp->sdev_gendev);
@@ -1734,13 +1744,13 @@ static int sd_remove(struct device *dev)
 {
 	struct scsi_disk *sdkp = dev_get_drvdata(dev);
 
-	class_device_del(&sdkp->cdev);
+	device_del(&sdkp->dev);
 	del_gendisk(sdkp->disk);
 	sd_shutdown(dev);
 
 	mutex_lock(&sd_ref_mutex);
 	dev_set_drvdata(dev, NULL);
-	class_device_put(&sdkp->cdev);
+	put_device(&sdkp->dev);
 	mutex_unlock(&sd_ref_mutex);
 
 	return 0;
@@ -1748,16 +1758,16 @@ static int sd_remove(struct device *dev)
 
 /**
  *	scsi_disk_release - Called to free the scsi_disk structure
- *	@cdev: pointer to embedded class device
+ *	@dev: pointer to embedded class device
  *
  *	sd_ref_mutex must be held entering this routine.  Because it is
  *	called on last put, you should always use the scsi_disk_get()
  *	scsi_disk_put() helpers which manipulate the semaphore directly
- *	and never do a direct class_device_put().
+ *	and never do a direct put_device.
  **/
-static void scsi_disk_release(struct class_device *cdev)
+static void scsi_disk_release(struct device *dev)
 {
-	struct scsi_disk *sdkp = to_scsi_disk(cdev);
+	struct scsi_disk *sdkp = to_scsi_disk(dev);
 	struct gendisk *disk = sdkp->disk;
 	
 	spin_lock(&sd_index_lock);
diff --git a/drivers/scsi/ses.c b/drivers/scsi/ses.c
index a6d96694d0a5..45df83b9d847 100644
--- a/drivers/scsi/ses.c
+++ b/drivers/scsi/ses.c
@@ -107,7 +107,7 @@ static int ses_set_page2_descriptor(struct enclosure_device *edev,
 				      unsigned char *desc)
 {
 	int i, j, count = 0, descriptor = ecomp->number;
-	struct scsi_device *sdev = to_scsi_device(edev->cdev.dev);
+	struct scsi_device *sdev = to_scsi_device(edev->edev.parent);
 	struct ses_device *ses_dev = edev->scratch;
 	unsigned char *type_ptr = ses_dev->page1 + 12 + ses_dev->page1[11];
 	unsigned char *desc_ptr = ses_dev->page2 + 8;
@@ -137,7 +137,7 @@ static unsigned char *ses_get_page2_descriptor(struct enclosure_device *edev,
 				      struct enclosure_component *ecomp)
 {
 	int i, j, count = 0, descriptor = ecomp->number;
-	struct scsi_device *sdev = to_scsi_device(edev->cdev.dev);
+	struct scsi_device *sdev = to_scsi_device(edev->edev.parent);
 	struct ses_device *ses_dev = edev->scratch;
 	unsigned char *type_ptr = ses_dev->page1 + 12 + ses_dev->page1[11];
 	unsigned char *desc_ptr = ses_dev->page2 + 8;
@@ -269,10 +269,10 @@ int ses_match_host(struct enclosure_device *edev, void *data)
 	struct ses_host_edev *sed = data;
 	struct scsi_device *sdev;
 
-	if (!scsi_is_sdev_device(edev->cdev.dev))
+	if (!scsi_is_sdev_device(edev->edev.parent))
 		return 0;
 
-	sdev = to_scsi_device(edev->cdev.dev);
+	sdev = to_scsi_device(edev->edev.parent);
 
 	if (sdev->host != sed->shost)
 		return 0;
@@ -407,10 +407,10 @@ static void ses_match_to_enclosure(struct enclosure_device *edev,
 
 #define INIT_ALLOC_SIZE 32
 
-static int ses_intf_add(struct class_device *cdev,
+static int ses_intf_add(struct device *cdev,
 			struct class_interface *intf)
 {
-	struct scsi_device *sdev = to_scsi_device(cdev->dev);
+	struct scsi_device *sdev = to_scsi_device(cdev->parent);
 	struct scsi_device *tmp_sdev;
 	unsigned char *buf = NULL, *hdr_buf, *type_ptr, *desc_ptr = NULL,
 		*addl_desc_ptr = NULL;
@@ -426,7 +426,7 @@ static int ses_intf_add(struct class_device *cdev,
 		edev = enclosure_find(&sdev->host->shost_gendev);
 		if (edev) {
 			ses_match_to_enclosure(edev, sdev);
-			class_device_put(&edev->cdev);
+			put_device(&edev->edev);
 		}
 		return -ENODEV;
 	}
@@ -515,7 +515,7 @@ static int ses_intf_add(struct class_device *cdev,
 	if (!scomp)
 		goto err_free;
 
-	edev = enclosure_register(cdev->dev, sdev->sdev_gendev.bus_id,
+	edev = enclosure_register(cdev->parent, sdev->sdev_gendev.bus_id,
 				  components, &ses_enclosure_callbacks);
 	if (IS_ERR(edev)) {
 		err = PTR_ERR(edev);
@@ -625,17 +625,17 @@ static int ses_remove(struct device *dev)
 	return 0;
 }
 
-static void ses_intf_remove(struct class_device *cdev,
+static void ses_intf_remove(struct device *cdev,
 			    struct class_interface *intf)
 {
-	struct scsi_device *sdev = to_scsi_device(cdev->dev);
+	struct scsi_device *sdev = to_scsi_device(cdev->parent);
 	struct enclosure_device *edev;
 	struct ses_device *ses_dev;
 
 	if (!scsi_device_enclosure(sdev))
 		return;
 
-	edev = enclosure_find(cdev->dev);
+	edev = enclosure_find(cdev->parent);
 	if (!edev)
 		return;
 
@@ -649,13 +649,13 @@ static void ses_intf_remove(struct class_device *cdev,
 
 	kfree(edev->component[0].scratch);
 
-	class_device_put(&edev->cdev);
+	put_device(&edev->edev);
 	enclosure_unregister(edev);
 }
 
 static struct class_interface ses_interface = {
-	.add	= ses_intf_add,
-	.remove	= ses_intf_remove,
+	.add_dev	= ses_intf_add,
+	.remove_dev	= ses_intf_remove,
 };
 
 static struct scsi_driver ses_template = {
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index e5156aa6dd20..2029422bc04d 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -101,16 +101,16 @@ static int scatter_elem_sz_prev = SG_SCATTER_SZ;
 #define SG_SECTOR_SZ 512
 #define SG_SECTOR_MSK (SG_SECTOR_SZ - 1)
 
-static int sg_add(struct class_device *, struct class_interface *);
-static void sg_remove(struct class_device *, struct class_interface *);
+static int sg_add(struct device *, struct class_interface *);
+static void sg_remove(struct device *, struct class_interface *);
 
 static DEFINE_IDR(sg_index_idr);
 static DEFINE_RWLOCK(sg_index_lock);	/* Also used to lock
 							   file descriptor list for device */
 
 static struct class_interface sg_interface = {
-	.add		= sg_add,
-	.remove		= sg_remove,
+	.add_dev	= sg_add,
+	.remove_dev	= sg_remove,
 };
 
 typedef struct sg_scatter_hold { /* holding area for scsi scatter gather info */
@@ -1401,9 +1401,9 @@ static Sg_device *sg_alloc(struct gendisk *disk, struct scsi_device *scsidp)
 }
 
 static int
-sg_add(struct class_device *cl_dev, struct class_interface *cl_intf)
+sg_add(struct device *cl_dev, struct class_interface *cl_intf)
 {
-	struct scsi_device *scsidp = to_scsi_device(cl_dev->dev);
+	struct scsi_device *scsidp = to_scsi_device(cl_dev->parent);
 	struct gendisk *disk;
 	Sg_device *sdp = NULL;
 	struct cdev * cdev = NULL;
@@ -1439,19 +1439,19 @@ sg_add(struct class_device *cl_dev, struct class_interface *cl_intf)
 
 	sdp->cdev = cdev;
 	if (sg_sysfs_valid) {
-		struct class_device * sg_class_member;
+		struct device *sg_class_member;
 
-		sg_class_member = class_device_create(sg_sysfs_class, NULL,
-				MKDEV(SCSI_GENERIC_MAJOR, sdp->index),
-				cl_dev->dev, "%s",
-				disk->disk_name);
+		sg_class_member = device_create(sg_sysfs_class, cl_dev->parent,
+						MKDEV(SCSI_GENERIC_MAJOR,
+						      sdp->index),
+						"%s", disk->disk_name);
 		if (IS_ERR(sg_class_member)) {
 			printk(KERN_ERR "sg_add: "
-			       "class_device_create failed\n");
+			       "device_create failed\n");
 			error = PTR_ERR(sg_class_member);
 			goto cdev_add_err;
 		}
-		class_set_devdata(sg_class_member, sdp);
+		dev_set_drvdata(sg_class_member, sdp);
 		error = sysfs_create_link(&scsidp->sdev_gendev.kobj,
 					  &sg_class_member->kobj, "generic");
 		if (error)
@@ -1464,7 +1464,7 @@ sg_add(struct class_device *cl_dev, struct class_interface *cl_intf)
 		    "Attached scsi generic sg%d type %d\n", sdp->index,
 		    scsidp->type);
 
-	class_set_devdata(cl_dev, sdp);
+	dev_set_drvdata(cl_dev, sdp);
 
 	return 0;
 
@@ -1482,10 +1482,10 @@ out:
 }
 
 static void
-sg_remove(struct class_device *cl_dev, struct class_interface *cl_intf)
+sg_remove(struct device *cl_dev, struct class_interface *cl_intf)
 {
-	struct scsi_device *scsidp = to_scsi_device(cl_dev->dev);
-	Sg_device *sdp = class_get_devdata(cl_dev);
+	struct scsi_device *scsidp = to_scsi_device(cl_dev->parent);
+	Sg_device *sdp = dev_get_drvdata(cl_dev);
 	unsigned long iflags;
 	Sg_fd *sfp;
 	Sg_fd *tsfp;
@@ -1528,7 +1528,7 @@ sg_remove(struct class_device *cl_dev, struct class_interface *cl_intf)
 	write_unlock_irqrestore(&sg_index_lock, iflags);
 
 	sysfs_remove_link(&scsidp->sdev_gendev.kobj, "generic");
-	class_device_destroy(sg_sysfs_class, MKDEV(SCSI_GENERIC_MAJOR, sdp->index));
+	device_destroy(sg_sysfs_class, MKDEV(SCSI_GENERIC_MAJOR, sdp->index));
 	cdev_del(sdp->cdev);
 	sdp->cdev = NULL;
 	put_disk(sdp->disk);
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index df83bea2c620..a860c3a9ae99 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -4108,9 +4108,9 @@ out_free_tape:
 			if (STm->cdevs[j]) {
 				if (cdev == STm->cdevs[j])
 					cdev = NULL;
-				class_device_destroy(st_sysfs_class,
-						     MKDEV(SCSI_TAPE_MAJOR,
-							   TAPE_MINOR(i, mode, j)));
+					device_destroy(st_sysfs_class,
+						       MKDEV(SCSI_TAPE_MAJOR,
+							     TAPE_MINOR(i, mode, j)));
 				cdev_del(STm->cdevs[j]);
 			}
 		}
@@ -4148,9 +4148,9 @@ static int st_remove(struct device *dev)
 					  "tape");
 			for (mode = 0; mode < ST_NBR_MODES; ++mode) {
 				for (j=0; j < 2; j++) {
-					class_device_destroy(st_sysfs_class,
-							     MKDEV(SCSI_TAPE_MAJOR,
-								   TAPE_MINOR(i, mode, j)));
+					device_destroy(st_sysfs_class,
+						       MKDEV(SCSI_TAPE_MAJOR,
+							     TAPE_MINOR(i, mode, j)));
 					cdev_del(tpnt->modes[mode].cdevs[j]);
 					tpnt->modes[mode].cdevs[j] = NULL;
 				}
@@ -4319,31 +4319,34 @@ static void do_remove_sysfs_files(void)
 
 
 /* The sysfs simple class interface */
-static ssize_t st_defined_show(struct class_device *class_dev, char *buf)
+static ssize_t
+st_defined_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct st_modedef *STm = (struct st_modedef *)class_get_devdata(class_dev);
+	struct st_modedef *STm = (struct st_modedef *)dev_get_drvdata(dev);
 	ssize_t l = 0;
 
 	l = snprintf(buf, PAGE_SIZE, "%d\n", STm->defined);
 	return l;
 }
 
-CLASS_DEVICE_ATTR(defined, S_IRUGO, st_defined_show, NULL);
+DEVICE_ATTR(defined, S_IRUGO, st_defined_show, NULL);
 
-static ssize_t st_defblk_show(struct class_device *class_dev, char *buf)
+static ssize_t
+st_defblk_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct st_modedef *STm = (struct st_modedef *)class_get_devdata(class_dev);
+	struct st_modedef *STm = (struct st_modedef *)dev_get_drvdata(dev);
 	ssize_t l = 0;
 
 	l = snprintf(buf, PAGE_SIZE, "%d\n", STm->default_blksize);
 	return l;
 }
 
-CLASS_DEVICE_ATTR(default_blksize, S_IRUGO, st_defblk_show, NULL);
+DEVICE_ATTR(default_blksize, S_IRUGO, st_defblk_show, NULL);
 
-static ssize_t st_defdensity_show(struct class_device *class_dev, char *buf)
+static ssize_t
+st_defdensity_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct st_modedef *STm = (struct st_modedef *)class_get_devdata(class_dev);
+	struct st_modedef *STm = (struct st_modedef *)dev_get_drvdata(dev);
 	ssize_t l = 0;
 	char *fmt;
 
@@ -4352,22 +4355,25 @@ static ssize_t st_defdensity_show(struct class_device *class_dev, char *buf)
 	return l;
 }
 
-CLASS_DEVICE_ATTR(default_density, S_IRUGO, st_defdensity_show, NULL);
+DEVICE_ATTR(default_density, S_IRUGO, st_defdensity_show, NULL);
 
-static ssize_t st_defcompression_show(struct class_device *class_dev, char *buf)
+static ssize_t
+st_defcompression_show(struct device *dev, struct device_attribute *attr,
+		       char *buf)
 {
-	struct st_modedef *STm = (struct st_modedef *)class_get_devdata(class_dev);
+	struct st_modedef *STm = (struct st_modedef *)dev_get_drvdata(dev);
 	ssize_t l = 0;
 
 	l = snprintf(buf, PAGE_SIZE, "%d\n", STm->default_compression - 1);
 	return l;
 }
 
-CLASS_DEVICE_ATTR(default_compression, S_IRUGO, st_defcompression_show, NULL);
+DEVICE_ATTR(default_compression, S_IRUGO, st_defcompression_show, NULL);
 
-static ssize_t st_options_show(struct class_device *class_dev, char *buf)
+static ssize_t
+st_options_show(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct st_modedef *STm = (struct st_modedef *)class_get_devdata(class_dev);
+	struct st_modedef *STm = (struct st_modedef *)dev_get_drvdata(dev);
 	struct scsi_tape *STp;
 	int i, j, options;
 	ssize_t l = 0;
@@ -4403,13 +4409,13 @@ static ssize_t st_options_show(struct class_device *class_dev, char *buf)
 	return l;
 }
 
-CLASS_DEVICE_ATTR(options, S_IRUGO, st_options_show, NULL);
+DEVICE_ATTR(options, S_IRUGO, st_options_show, NULL);
 
 static int do_create_class_files(struct scsi_tape *STp, int dev_num, int mode)
 {
 	int i, rew, error;
 	char name[10];
-	struct class_device *st_class_member;
+	struct device *st_class_member;
 
 	for (rew=0; rew < 2; rew++) {
 		/* Make sure that the minor numbers corresponding to the four
@@ -4418,32 +4424,32 @@ static int do_create_class_files(struct scsi_tape *STp, int dev_num, int mode)
 		snprintf(name, 10, "%s%s%s", rew ? "n" : "",
 			 STp->disk->disk_name, st_formats[i]);
 		st_class_member =
-			class_device_create(st_sysfs_class, NULL,
-					    MKDEV(SCSI_TAPE_MAJOR,
-						  TAPE_MINOR(dev_num, mode, rew)),
-					    &STp->device->sdev_gendev, "%s", name);
+			device_create(st_sysfs_class, &STp->device->sdev_gendev,
+				      MKDEV(SCSI_TAPE_MAJOR,
+						TAPE_MINOR(dev_num, mode, rew)),
+				      "%s", name);
 		if (IS_ERR(st_class_member)) {
-			printk(KERN_WARNING "st%d: class_device_create failed\n",
+			printk(KERN_WARNING "st%d: device_create failed\n",
 			       dev_num);
 			error = PTR_ERR(st_class_member);
 			goto out;
 		}
-		class_set_devdata(st_class_member, &STp->modes[mode]);
+		dev_set_drvdata(st_class_member, &STp->modes[mode]);
 
-		error = class_device_create_file(st_class_member,
-					       &class_device_attr_defined);
+		error = device_create_file(st_class_member,
+					   &dev_attr_defined);
 		if (error) goto out;
-		error = class_device_create_file(st_class_member,
-					    &class_device_attr_default_blksize);
+		error = device_create_file(st_class_member,
+					   &dev_attr_default_blksize);
 		if (error) goto out;
-		error = class_device_create_file(st_class_member,
-					    &class_device_attr_default_density);
+		error = device_create_file(st_class_member,
+					   &dev_attr_default_density);
 		if (error) goto out;
-		error = class_device_create_file(st_class_member,
-				        &class_device_attr_default_compression);
+		error = device_create_file(st_class_member,
+					   &dev_attr_default_compression);
 		if (error) goto out;
-		error = class_device_create_file(st_class_member,
-				        &class_device_attr_options);
+		error = device_create_file(st_class_member,
+					   &dev_attr_options);
 		if (error) goto out;
 
 		if (mode == 0 && rew == 0) {